Cochrah, William G. <br/><br/>
Sampling techniques   
by William G. Cochrah. 
 - second 
 - New york  John Wiley and sons, Inc.  1963 
 - xvii, 413p. 
 - Wiley publication in applied statistics .
<br/><br/><label>Dewey Class. No.: </label>519.52  / N63