Bhattacharya, Dipak <br/><br/>
Research methodology 

 - 2nd ed. 
 - New Delhi  Excel Books  2006 
 - xiii, 399p. p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methods
<br/><br/><label>Dewey Class. No.: </label>658.072  / BHA