Kar, P K <br/><br/>
Research Methodology / 
P K Kar 
 - Ludhiana:  Kalyani Publishers,  2009. 
 - 239p 
<br/><br/><label>ISBN: </label>8127226807 
<br/><br/><label>Dewey Class. No.: </label>001.42  / KAR/R