Fieldwork in developing countries / 
edited by Stephen Devereux and John Hoddinott 
 - New York :  Harvester Wheatsheaf,  1992 
 - 229 p. ;  24 cm. 
<br/><br/>References : p. 217-222 
<br/><br/><label>ISBN: </label>0745013074  RM209.44 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Developing countries--Statistical methods