Das, D. K. Lal <br/><br/>
Practice of Social Research  Social Work Perspective 

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 - Jaipur  Rawat Publications  2000 
 - 367 p 
 -   .
<br/><br/><label>ISBN: </label>8170336155 
<br/><br/><label>Dewey Class. No.: </label>300.7  / D229