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

 - 2nd ed. 
 - New Delhi  New Age International Publishers  2007 
 - 401 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research
<br/><br/><label>Dewey Class. No.: </label>001.4  KOT