Raj, Des <br/><br/>
The design of sample surveys 

 - New York :  McGraw-Hill,  1971 
 - xvii, 390 p. ;  24 cm. 
<br/><br/>Includes bibliographies 
<br/><br/><label>ISBN: </label>0070511551 
<br/><br/><label>LCCN: </label>70-135306 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling (Statistics)