How many authors do you reference in APA?
You may include up to 20 authors in a reference list entry.
Do you list all authors in APA?
Specifically, articles with one or two authors include all names in every in-text citation; articles with three, four, or five authors include all names in the first in-text citation but are abbreviated to the first author name plus et al.
Do you use et al in reference list apa?
In subsequent citations, only use the first author’s last name followed by “et al.” in the signal phrase or in parentheses. In et al., et should not be followed by a period. APA style calls for capitalizing important words in titles when they are written in the text (but not when they are written in reference lists).
How do you reference the same source multiple times Harvard?
If you want to make a single reference to multiple sources from the same year by the same author, you can cite the sources together using the lower-case letters. Example: It was emphasised that citations in a text should be consistent (Jones, 1998a; Jones, 1998b).