COCHRAN <br/><br/>
SAMPLING TECHNIQES 

 -  1977 
<br/><br/>INDEX 
<br/><br/><label>ISBN: </label>9971-51-271-8 
<br/><br/><label>Subjects--Personal Names: </label><br/>COCHRAN
<br/><br/><label>LC Class. No.: </label>001.4222/COC  / 1 
<br/><br/><label>Dewey Class. No.: </label>001.4222/COC  / 1