Kalton, Graham. <br/><br/>
Introduction to Survey Sampling /  

 - 1st ed /  
 - California 90212 :   Sage Publications. 
 - p.96 :  
<br/><br/><label>ISBN: </label>0-8039-2126-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling Survey
<br/><br/><label>Dewey Class. No.: </label>B28f4  / M3