Brewer, K. R. W. and Hanif, Muhammad <br/><br/>
Sampling with unequal probabilities   

 - New York  Springer-Verlag  1983 
 - 164p. Index, Bibl. 
 - Lecture notes in Statistics   15 .
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<br/><br/><label>Dewey Class. No.: </label>519.52  / B847.SU