Neuman, W. Lawrence <br/><br/>
Social research methods  Qualitative and quantitative approaches 

 - 7th 
 - India  Pearson  2015 
 - 600p. 
<br/><br/><label>ISBN: </label>9789332536449 
<br/><br/><label>Dewey Class. No.: </label>300.72  / N44S