De Vaus David A. <br/><br/>
Research design in social research 

 - London  Sage Publications U. K.       2004 
 - 279p.  cm. 
<br/><br/><label>ISBN: </label>076153477  1647.77 
<br/><br/><label>Standard No.: </label>81874 
<br/><br/><label>Source: </label> 10735, 13/04/2005, Govinda Book House  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> SOCIAL SCIENCES<br/>RESEARCH METHODS
<br/><br/><label>Dewey Class. No.: </label>Sigma:f, P4