Salkind, Neil J., ed <br/><br/>
Encyclopedia of research design/ 
Edited by Neil J. Salkind 
 - New Delhi.  Sage;  2010, 
 - 3v.( 1776p.) 
<br/><br/><label>ISBN: </label>9781410000000 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RES
<br/><br/><label>Dewey Class. No.: </label>1.403  / ENC