Casley, D.J. <br/><br/>
Data collection in developing countries / 
D.J. Casley, D.A. Lury. 
 - 2nd ed. 
 - Oxford  :  English Language Book Society/ Claredon Press,  1987. 
 - xi, 225 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0194424251 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling (Statistics)<br/>Social Surveys.
<br/><br/><label>Dewey Class. No.: </label>309.0723