Das,D K Lal <br/><br/>
Designs of social research 

 - New Delhi  Rawat Publications  2005 
 - xvi;318p.  22cm 
<br/><br/><label>ISBN: </label>9788170339847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research- social sciences
<br/><br/><label>Dewey Class. No.: </label>307  / DAS