Blasius , Jorg <br/><br/>
Assessing the Quality of Survey Data 

 - New delhi  Sage Publications  2012 
 - ix ; 174 pgs 
<br/><br/><label>ISBN: </label>978-1-84920-331-9 
<br/><br/><label>Dewey Class. No.: </label>001.433 BLA / ASS