Rao,K.Hanumantha <br/><br/>
Research methodology: techniques and applications 

 - 1st ed. 
 - New Delhi  Discovery publishing house  2012 
 - 269p. 
<br/><br/><label>ISBN: </label>9789350560112 
<br/><br/><label>Dewey Class. No.: </label>370.78  R18R