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APA (American Psychological Association) 7th is an author-date referencing style where you have an in-text citation and a related entry in a reference list at the end of your document.
APA 7th - book chapter/section
Include edition details for a numbered edition e.g., 2nd ed. Place the edition details after the book title, but not in italics. Use Rev. ed. for revised editions.
For electronic books include the DOI number (Digital Object Identifier) if available. The format for a doi is: https://doi.org/10.1080/1057356030207
If there is no DOI use the web address.
For the date of publication use the copyright date. If there is no copyright date use the abbreviation (n.d.) for no date.
If there is more than one publisher include them all separated by a semicolon. For example: Random House; John Wiley & Sons.
Reference list
Add a reference list entitled References at the end of your essay, citing all sources used in the body of your writing, except for personal communications.
The reference list should be in alphabetical order by the first author's surname (last name).
The first line of each reference should be aligned with the left margin. Second and subsequent lines should be indented seven spaces (1.27cm).
Chapter/section in an edited book
In an edited book where chapters or sections are written by different authors, reference the specific chapter that has been cited. Include the page numbers for the whole chapter.
Format (Electronic) with DOI (Digital Object Identifier)
Author of Chapter. (Copyright date). Title of chapter. In Editor (Ed.), Title of book (Edition, pp. pages of the chapter). Publisher. https://doi.org/xxx
Author of Chapter. (Copyright date). Title of chapter. In Editor (Ed.), Title of book (Edition, pp. pages of the chapter). Publisher. https://xxxx
Format (Print)
Author of Chapter. (Copyright date). Title of chapter. In Editor (Ed.), Title of book (Edition, pp. pages of the chapter). Publisher.
Note: Use this format for an ebook from an academic database or an ebook reader, e.g., Kindle.
Examples
Carrega, P. (2004). Heavy rainfall hazards. In R. Casale & C. Margottini (Eds.), Natural disasters and sustainable development (pp. 127-139). Springer. https://doi.org/10.1007/978-3-662-08905-7_8
Wosnitza, M., Helker, K., & Eugster, B. (2013). Universities as a place of self-regulated vocational education and training. In S. Weber, F. Achtenhagen, & F. Oser (Eds.), Proceedings in vocational education and training: Vol. 1. From diagnostics to learning success (pp. 11-23). Springer. https://doi.org/10.1007/978-94-6209-191-7_2
Vultee, D. (2012). William Blake (1757-1827). In M. Eaves, R. N. Essick, & J. Viscomi (Eds.), The William Blake archive. http://www.blakearchive.org/blake/staticpage/biography
Maughan, P. D. (2003). Focus groups. In E. A. Dupuis (Ed.), Developing web-based instruction: Planning, designing, managing, and evaluating for results (pp. 107-127). Neal-Schuman.
Pompili, M. (2012). Smoking as a risk factor for suicide. In M. Pompili (Ed.), Exploring the phenomenon of suicide (pp. 211-251). Nova Science.
Chapter/section in an unedited book
Reference the whole book, not the individual chapter.
Example
Cook, S. (2007). Palliative care. Blackwell.
Note: If you want to draw attention to a particular chapter do this in-text.
Examples
- ... end of life care requires a range of decisions (Cook, 2007, Chapter 2).
- In Chapter 2, Cook (2007) discusses the range of decisions required for end of life care.
Entry in a dictionary/encyclopaedia/wikipedia
For a dictionary/encyclopaedia entry when there is no author, place the title of the entry in the author's place followed by the Copyright date. Include the page number/s for the entry.
For a wikipedia entry or an online reference work that are continuously updated, use the abbreviaton (n.d.) for year of publication, also include the date of retrieval.
Format (Electronic) with DOI (Digital Object Identifier)
Title of entry. (Copyright date). In Editor (Ed.), Title of reference work (Edition, pp. pages). Publisher. https://doi.org/xxx
Format (Electronic) without a DOI
Title of entry. (Copyright date). In Editor (Ed.), Title of reference work (Edition, pp. pages).Publisher. https://xxxx
Title of entry. (n.d.). In Wikipedia. Retrieved Month Day, Year, from URL
Author. (n.d.). Title of entry. In Title of reference work. Publisher. Retrieved Month Day, Year, from URL
Format (Print)
Title of entry. (Copyright date). In Editor (Ed.), Title of reference work (Edition, pp. pages). Publisher.
Note: Use this format for an ebook from an academic database or an ebook reader, e.g., Kindle.
Examples
Quality function deployment. (2014). In The lean healthcare dictionary: An illustrated guide to using the language of lean management in healthcare (p. 63). Productivity Press. https://doi.org/10.1201/b17714
Change management. (n.d.) In Wikipedia. Retrieved August 28, 2017, from https://en.wikipedia.org/wiki/Change_management
American Psychological Association. (n.d.). Motivational interviewing. In APA dictionary of psychology. Retrieved October 30, 2019, from https://dictionary/apap.org/motiivational-interviewing
Vein. (2002). In B. Hoare (Ed.), The Kingfisher A-Z encyclopedia (p. 350). Kingfisher.
In-text citation
When you use another person’s ideas or words in your text include the author’s name and publication date in brackets (Parenthetical Citation).
If you use the author’s name as part of a sentence, include the date of publication in brackets (Narrative Citation).
If there is no year of publication use the abbreviation (n.d.) for no date.
One author
- Avoidance is often encountered among staff who are undervalued in the workplace (Northouse, 2015). Another observation by Northouse (2015) is that avoidance can be counterproductive and lead to stress and conflict.
Note: If you use a Parenthetical Citation the first time, followed by a Narrative Citation, you need to repeat the date.
- Northouse (2015) argues that avoidance is often encountered among staff who are undervalued in the workplace. Northouse further claims that this can be counterproductive and lead to stress and conflict.
Note: If you use a Narrative Citation the first time, followed by another Narrative Citation, you can omit the date. But, if you use a Parenthetical Citation the next time you need to include the date.
Two authors
Use ‘and’ between the authors' surnames when they form part of the sentence. Use ‘&’ when they are enclosed within brackets.
- ... devastation of earthquakes (Peat & Lockyer, 2010). Tsunamis, according to Peat and Lockyer (2010), are ...
Note: If you use a Parenthetical Citation the first time, followed by a Narrative Citation, you need to repeat the date.
- Peat and Lockyer (2010) investigate why such events ... According to Peat and Lockyer, geography has an important part ...
Note: If you use a Narrative Citation the first time, followed by another Narrative Citation, you can omit the date. But, if you use a Parenthetical Citation the next time you need to include the date.
Three or more authors
Cite only the surname of the first author followed by et al.
- ... climatic extremes in New Zealand (Plummer et al., 1999). Plummer et al. (1999) discovered that drought conditions ...
Note: If you use a Parenthetical Citation the first time, followed by a Narrative Citation, you need to repeat the date.
- In a recent study, Plummer et al. (1999) found that precipitation had increased over this century. According to Plummer et al., climatic impacts are ...
Note: If you use a Narrative Citation the first time, followed by another Narrative Citation, you can omit the date. But, if you use a Parenthetical Citation the next time you need to include the date.
Group as author
Use the the name of the group as it appears in your reference list. However, the group name can be abbreviated. The first time cite the full name with the abbreviation. Subsequently only use the abbreviation. If the reader could be confused by the abbreviation use the full group name each time.
- Denmark has the most efficient process for property transfers (World Bank Group, 2016). The World Bank Group (2016) identified Greece as having the worst process with 10 different procedures needing to be completed before the property transfer is registered.
Note: If you use a Parenthetical Citation the first time, followed by a Narrative Citation, you need to repeat the date.
- ... compensation guide (Accident Compensation Corporation [ACC], 1983). OR The Accident Compensation Corporation (ACC, 1983) gives guidance as to the employer's liability.
Subsequently cite the name of the group in the abbreviated form.
Employee accidents at work will receive compensation (ACC, 1983). ACC (1983) stated that liability is the responsibility of the employer.
Note: If you use a Narrative Citation the first time, followed by another Narrative Citation, you can omit the date. But, if you use a Parenthetical Citation the next time you need to include the date.
Unknown author (book, edited book)
For the title of the book/edited book use Title Case with italics. For a long title use only the first few words.
- ... delivers an introduction to the study of women through feminism, social constructs and relationships (Reading Women's Lives, 1997).
- Reading Women's Lives (1997) provides a greater understanding of the academic field of women's studies and the methods used.
Note: In the reference list use Sentence case i.e. only capitalise the first word of the title, first word of a subtitle or first word after a colon, plus proper nouns.
Example:
Reading women's lives: An introduction to women's studies. (1997). Simon & Schuster Custom.
Unknown author (book chapter, entry in a dictionary/encyclopaedia
For the title of the entry in a dictionary/encyclopaedia use Title Case with double quotation marks. For a long title use only the first few words.
- ... process that helps product teams understand customer requirements ("Quality Function Deployment", 2014).
- "Quality Function Deployment" (2014) suggests that product teams need to understand customer requirements.
Note: In the reference list use Sentence case i.e. only capitalise the first word of the title, first word of a subtitle or first word after a colon, plus proper nouns.
Example:
Quality function deployment. (2014). In The lean healthcare dictionary: An illustrated guide to using the language of lean management in healthcare (p. 63). https://doi.org/10.1201/b17714
Quoting
Direct quotes of less than 40 words require quotation marks and the page number/s.
- Research suggests that "avoidance is essentially a static approach to conflict" (Northouse, 2015, p. 246).
- Northouse (2015) stated that "personality traits such as intelligence, confidence, charisma, determination, sociability and integrity are essential to being an effective leader" (pp. 137-138).
- ... the term "Vein" (2002) is defined as "narrow tubes that carry used blood from all parts of your body back to the heart" (p. 350).
- It is noted that the "resistance to pyrethroids seems to be the most widespread" (World Health Organization, 2012, p. 13).
- The World Health Organization (2012) states that "insecticide resistance is widespread: it is now reported in nearly two thirds of countries with ongoing malaria transmission" (p. 13).
For direct quotations, where page numbers are not available, use a paragraph number, or if a large document use a section heading followed by the paragraph number.
Paragraph numbers
Note: If there are no paragraph numbers, count the paragraphs. Use para. in front of the number
... “I had to learn that, because of the crash, both life and limb would never be the same” (Morrow, 2017, para. 3).
- Maltin (2015) reported that young viewers thought “that the men who made it must have been stoned” (para. 2).
Section headings
Note: Add the word section after the heading. If it is a long heading shorten it and put quotation marks around the heading
… “product and services exports are a valuable addition to New Zealand's food and fibre exports” (New Zealand Trade & Enterprise, n.d., Agribusiness section, para. 2).
How to obtain additional support for yourself or the person you’re “looking after would help you to juggle work and care” (Carers UK, n.d., “Getting support for you" section, para. 1).
See also: more on quoting, including long quotes ...
See also: more on quoting, including long quotes ... Multiple works by the same author, Similar information from multiple works, One source quoted in another
This material is based on the Publication manual of the American Psychological Association (2020). For further information, please consult the manual directly.
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