Das, D. K. Lal <br/><br/>
Designs of social research 
D. K. Lal Das 
 - New Delhi  Rawat Publications  2008 
 - xvi, 318 p. 
<br/><br/><label>ISBN: </label>9788170339847 
<br/><br/><label>Subjects--Topical Terms: </label>--Social sciences--Research
<br/><br/><label>Dewey Class. No.: </label>301.072  / DAS