Gupta, Santosh. <br/><br/>
Research methodology and statistical techniques / 
Santosh Gupta. 
 - New delhi :  Deep and deep publications,  1993. 
 - ix, 510 p. : 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8171005012 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.
<br/><br/><label>Dewey Class. No.: </label>001.422  / GUR 1993