Skip to Main Content

APA Citation Guide (APA 7th Edition)

Citing Sources with Missing Information

Missing Information Reference List Citation In-text Citation
No Author

Start your citation with the title, followed by date and source information.

Example - Articles and other sources that are part of a larger work:

Get on board for train safety. (2012, June 17). Toronto Star, A14.

Example - Book and other standalone works:

Introduction to food science. (2018). ABC Press.

(Title, Year)

Example - Newspaper Article:

("Get on Board," 2012)

Example - Book:

(Introduction to Food Science, 2018)

No Date

Write n.d. where you would normally provide the date.


Seneca College. (n.d.). Seneca's art collection.

(Author, n.d.)


(Seneca College, n.d.)

No Title

In square brackets, describe the work that you are citing.


Vividata. (2018). [Potato chips - personally ate in the past 6 months for all respondents 14+ in Ontario].

(Author, Year)


(Vividata, 2018)

Unknown Source

If you don't have a source, consider searching for a work which supports the information you are including in your assignment or essay.

You may also cite the information as personal communication if your source is a personal interview, 


Adapted from APA Style: Missing Reference Information

St. Louis Community College Libraries

Florissant Valley Campus Library
3400 Pershall Rd.
Ferguson, MO 63135-1408
Phone: 314-513-4514

Forest Park Campus Library
5600 Oakland
St. Louis, MO 63110-1316
Phone: 314-644-9210

Meramec Campus Library
11333 Big Bend Road
St. Louis, MO 63122-5720
Phone: 314-984-7797

Wildwood Campus Library
2645 Generations Drive
Wildwood, MO 63040-1168
Phone: 636-422-2000