Nett; Roger Sjoberg, Gideon <br/><br/>
Methodology for social research 

 - New Delhi  Rawat  1992 
 - ix; 355 
<br/><br/><label>ISBN: </label>8170331732 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Observation<br/>Research Methodology<br/>Theoretical Analysis