Vogt, Paul W Ed. <br/><br/>
Sage quantitative research methods :Volumes IV  fundamental issues in quantitative research 

 - New Delhi  Sage  2011 
 - vi,423p.  HB  22cm. 
<br/><br/><label>ISBN: </label>9781848606999 
<br/><br/><label>Dewey Class. No.: </label>300.727  / SAG