Tryfos, Peter <br/><br/>
Sampling methods for applied research :   text and cases 

 - New York (NY) :   John Wiley & Sons,   1996. 
 - 440 p. 
<br/><br/><label>ISBN: </label>0471047279 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ESTADISTICAS<br/>METODOLOGIA<br/>MODELOS MATEMATICOS