Mangal, S. K.  <br/><br/>
Research Methodology in behavioural Science/ 
by S. K. Mangal & Shubhra Mangal 
 - Delhi;  PHI Learning pub. 
 - 740 P.  23 cm. 
<br/><br/><label>ISBN: </label>9788120348080 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methodology: Research Methodology
<br/><br/><label>Dewey Class. No.: </label>001.42 M266r