Casley, D.J <br/><br/>
Data collection is developing countries / 
D.J. Casley [and] D.A Lury  
 - London  Clarendon Press  1981 
 - xi, 244p  25cm  
<br/><br/>Includes index  
<br/><br/><label>ISBN: </label>0198771231 019877124X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling --statistics <br/>Undeveloped areas --Social services 
<br/><br/><label>Dewey Class. No.: </label>309.0723  / CAS