Cochran, William G. <br/><br/>
Sampling techniques 

 - 3rd ed. 
 - New York:  John Wiley & Sons,  1977 
 - xvi, 428p.;  24cm. 
<br/><br/><label>ISBN: </label>047116240X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge<br/>Research<br/>Collection of data<br/>Statistical methods<br/>Research methods 
<br/><br/><label>Dewey Class. No.: </label>001.4222  / COC