Gerring, John <br/><br/>
Social science methodology: a criterial framework 
by John Gerring 
 - Cambridge  Cambridge University Press  2001 
 - 300p. 
<br/><br/><label>ISBN: </label>0521805139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - Methodology
<br/><br/><label>Dewey Class. No.: </label>B084 G224