_Sampling Techniques William G.Cochran  

 - New Delhi Wiley Eastern ltd 1977  
 - xvi,422p.  
<br/><br/> Includes index.  
<br/><br/><label>ISBN: </label>852261217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>_Sampling techniques 
<br/><br/><label>LC Class. No.: </label>QA 276.5 .C6 1977