Cassel Claes Magnus <br/><br/>
Foundations of Inference in Survey Sampling 
by Claes-Magnus Cassel 
 - New York:  John Wiley & Sons.  1977. 
 - xi192p. 
<br/><br/><label>ISBN: </label>0471025631 
<br/><br/><label>Dewey Class. No.: </label>519.52  / CAS/F