Moser C . A. <br/><br/>
Survey methods in social investigation. 

 - 2 
 - London  Heinemann Educational Books          1971 
 - xvii,549p  cm. 
<br/><br/> Bibliography P489-525 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Yb4, J8;L1