Des Raj <br/><br/>
Sample survey theory 

 - New Delhi  Narosa Publishing House  1998 
 - xv, 346p 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>81-7319-136-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling<br/>Statistics