Vaus, David <br/><br/>
Surveys in Social Research 

 - 5th ed. 
 - London  Routledge  2002 
 - xviii, 379 P.  Illustration 
<br/><br/><label>ISBN: </label>0415268583 
<br/><br/><label>Dewey Class. No.: </label>300.72321  / V18