Casley, D.J. <br/><br/>
Data collection in developing countries / 
D.J. Casley and D.A. Lu ry. 
 - 2nd ed. 
 - Oxford :  Clarendon Press,  1987. 
 - xii, 225 p. :  ill. ;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0198772831 0194424251(pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling (Statistics)<br/>Developing countries--Statistical services.
<br/><br/><label>Dewey Class. No.: </label>309.0723 CAS 001.4/222/091724