Mangal, S. K. <br/><br/>
Research methodology in behavioural sciences 

 - Delhi  PHI Learning Pvt. Ltd.  2019 
 - xxiv, 740  Pb 
<br/><br/><label>ISBN: </label>978-81-203-4808-0 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>301.32072