Cochran,William G. <br/><br/>
Sampling Techniques  Textual Documents 

 - 1953. 
 - New York:  John Wiley and Sons,Inc,  1953. 
 - xiv;330p.:  02096. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Sampling Theory-Statistics, Stratified Random Sampling,Ratio Estimation.
<br/><br/><label>Dewey Class. No.: </label>S9 C  001.422 COC