Casley, D.J <br/><br/>
Data collection in developing countries 

 - 2nd ed 
 - Oxford  Clarendon Press  1987 
 - xii,226  Pb 
<br/><br/><label>ISBN: </label>0-19877282-3 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>001.4222