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APA (7th ed.), Citation Style: When (Publication Date)

Build a Citation: WHEN

Identifying the WHEN of the citation is often as simple as locating the publication of the source.  However, there are different types and variations of WHEN.  Here's a list of the elements of WHEN as well as the APA source information.

Elements of WHEN

APA Sources

Archival source with corporate author

APA Style Blog, Archival Documents and Collections.

https://apastyle.apa.org/style-grammar-guidelines/references/archival

Blog post

APA, p. 320, #17

Collection of letters from an archive

APA Style Blog, Archival Documents and Collections.

https://apastyle.apa.org/style-grammar-guidelines/references/archival

Date, information included

 

Year

APA, p. 289-290, Section 9.14

Year, Month

APA, p. 289-290, Section 9.14

Year, Month Day

APA, p. 320, #16

APA, p.333-334, #60-63

APA, p. 351, #110

No date

APA, p. 291, Section 9.17

APA, p. 324-325, #33

APA, p. 328, #47
APA, p. 340-341, #82

APA, p. 347, #100

APA, p. 349, #104

APA, p.349-350, #106

APA, p. 350, #108

APA, p. 352, #113-#114

Date not certain  (circa)

APA Style Blog, Archival Documents and Collections.

https://apastyle.apa.org/style-grammar-guidelines/references/archival

Date range

APA, p. 331, #56
APA, p. 343, #86

APA, p. 345, #93

APA, p. 346, #97

Double dates –multi volume set

APA, p. 323, #30

Double dates - in text citation

APA, p. 302-303, Section 9.42

Original date of publication

APA, p. 302-303, Section 9.42

APA, p. 325, #35-37

Document, online

APA, p. 350-352, #110-114

Advanced Online Publication or in-press article

APA p. 318, #7-8

Interview recorded and available in an archive  

APA Style Blog, Archival Documents and Collections

https://apastyle.apa.org/style-grammar-guidelines/references/archival

Journal article (scholarly) 

 

Published monthly or less frequently

APA, pp. 317-319, #1-11

Letter from a repository

APA Style Blog, Archival documents and collections

https://apastyle.apa.org/style-grammar-guidelines/references/archival

Letter from a private collection

APA Style Blog, Archival documents and collections

https://apastyle.apa.org/style-grammar-guidelines/references/archival

Magazine article

APA p. 317, #3

APA, p. 320, #15

Message posted to an online forum post

APA, p. 350, #109

Newspaper article

 APA, p. 320, #16

Photographs

APA, p. 347, #101

Podcast

APA, p. 345, #93-94

Poster session

APA p. 333, #62  

Retrieval date

APA, p. 290, Section 9.16

APA, p. 319, #14

APA, p. 324-325, #33

APA, p. 328, #47

APA, p. 347, #100

APA, p. 349, #104

APA, p. 349-350, #106

APA, p. 352, #114

 

Review of a book

APA, p. 335, #68

Same date for two sources by same author

When two articles by the same author are published in the same year, arrange them alphabetically by title and add ‘a’ and ‘b’ after the publication year so the articles can be differentiated in text citations.

Software

APA, p. 339, #77

Symposium contribution

APA, p. 333, #63 

Unpublished conference paper or presentation

APA, p. 332, #61

Video (YouTube)

APA, p. 344, #90

Website

APA, p. 351, #111-112

APA, p. 352, #114