Som, Ranjan Kumar. <br/><br/>
A manual of sampling techniques. 

 - London :  Heinemann Educational,  1973. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. [357]-361. 
<br/><br/><label>ISBN: </label>0435538659 
<br/><br/><label>LCCN: </label>74167801 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling (Statistics)
<br/><br/><label>LC Class. No.: </label>HA31.2  / .S65 
<br/><br/><label>Dewey Class. No.: </label>001.4/33