Cochrau/William. C  <br/><br/>
Sampling techniques 

 -  Wiley Eastern Pvt. Ltd.  2001 
 - 413 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>sampling
<br/><br/><label>Dewey Class. No.: </label>1076