By Bryman, Alan <br/><br/>
Social research methods 

 - 4th 
 - New Delhi  Oxford  2014 
 - xxxvii; 766p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methods
<br/><br/><label>Dewey Class. No.: </label>001.42  / BRY