Moser, C A Kalton, G <br/><br/>
Survey methods in social investigation 

 - 2nd 
 - London :  Heinemann Books,  1979 
<br/><br/><label>ISBN: </label>0435826042 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research
<br/><br/><label>Dewey Class. No.: </label>001.433 MOS