Research methods in psychology 
Morling, Beth. 
 - 4th ed. 
 -  W.W. Norton & Company,  2020 
 - xxix, 643 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-0-393-53622-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology -- Research -- Methodology.
<br/><br/><label>Dewey Class. No.: </label>150.72 M8649 2020