Pratt, Brain.  <br/><br/>
Choosing research methods :   data collection for development workers 
/ by Brain Pratt and Peter Loizos. 
 - Oxford :  Oxfam GB,  1992. 
 - vi, 120 p. : 
 - Development guidelines No.7 .
<br/><br/><label>ISBN: </label>0-85598-177-6 
<br/><br/><label>Subjects--Index Terms: </label>Research methods; Research Methodology 
<br/><br/><label>Dewey Class. No.: </label>307.142 BRI  / 051