Kothari  C.R. <br/><br/>
Research methodology: methods and techniques 

 - New Delhi      Willey Eastern  IN 1989     
 - xii, 500p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  <Research and development><Research methods><Social research><India>
<br/><br/><label>Dewey Class. No.: </label>007/KOT