Chawla ; Deepak , Sondhi ; Neena. <br/><br/>
Research methodology concepts and cases  English 

 - New Delhi  Vikas publishing  2011 
 - 669 pg. 
<br/><br/><label>ISBN: </label>978-81-259-5205-3 
<br/><br/><label>Dewey Class. No.: </label>001.42 C34R