Publication manual of American psychological Association  :the official guide to APA style 
American psychological Association 
 - 7th ed. 
 - Washington:  American psychological Association,  2020. 
 - xxii, 427p. 
<br/><br/><label>ISBN: </label>9781433832161 
<br/><br/><label>Subjects--Topical Terms: </label><br/>American psychological Association<br/>Psychological literature - Publishing- Handbooks, manual, etc.<br/>Composition & Creative Writing - Academic.
<br/><br/><label>Dewey Class. No.: </label>808.06615  / PUB