Lewis-Beck, Michael S. <br/><br/>
Sage encyclopedia of social science research methods; Vol-2 

 - London  SAGE Publications  2004 
 - xxi,413-886,A57  Hb 
<br/><br/> G-P 
<br/><br/><label>ISBN: </label>0-7619-2363-2 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>R001.42