Research methods in psychology : manovigyanani sanshodhan padha 

 - Ahmedabad  Viral Prakashan  1983 
 - 212 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology research methodologyIn Gujarati language
<br/><br/><label>Dewey Class. No.: </label>GJ 150.72