Kothari, C. R. <br/><br/>
Research Methodology: Methods and Techniques 

 - 2nd 
 - New Delhi  New Age International  1990 
 - 468 
<br/><br/> Research Methodology 
<br/><br/><label>ISBN: </label>817328036 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methodology
<br/><br/><label>Dewey Class. No.: </label>001.42  / KOT