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

 - 3rd ed. 
 - New York  John Wiley  2002 
 - xvi, 428 p. 
<br/><br/><label>ISBN: </label>047116240X 9971512718 
<br/><br/><label>Subjects--Topical Terms: </label><br/>RESEARCH METHODS<br/>SAMPLING<br/>SAMPLING TECHNIQUES<br/>STATISTICAL METHODS
<br/><br/><label>Dewey Class. No.: </label>001.4222  / COC