Salkind, Neil.J <br/><br/>
Encyclopedia of Research Design 

 - 1st ed. 
 - New Delhi  Sage  2010 
 - viii, 560 p. 
<br/><br/><label>ISBN: </label> Rs. 6786.00 
<br/><br/><label>Dewey Class. No.: </label>001.403 SAL