Publication manual of the American Psychological Association :  the official guide to APA style / 
American Psychological Association. 
 - 7th ed. 
 - Washington, D.C. :  American Psychological Association,  c2020. 
 - xxii, 427 p. 
<br/><br/><label>ISBN: </label>9781433832154 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Style manuals--Authorship<br/>Social sciences--Style manuals.--Authorship
<br/><br/><label>LC Class. No.: </label>(R) BF 76.7  / P83 2020 c.1