William M K Trochim <br/><br/>
Research methods 

 - 2nd ed 
 - Biztantra, New Delhi  c2003 
 - x, 366p 
<br/><br/><label>ISBN: </label>81-7722-372-0 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>307.2 Tro