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

 - 2nd rev.ed. 
 - Kolkata  ; New Age International  , 2009 
 - xvi,401p. 
<br/><br/><label>ISBN: </label>9788122415223  200 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research<br/>Research Methods
<br/><br/><label>Dewey Class. No.: </label>001.42  / KOT