Bishop Robert, <br/><br/>
Philosophy of social sciences :  
by Robert Bishop .  
 - New York  Continuum Publishing Company  2007 
 - 403p. 
<br/><br/><label>ISBN: </label>987-0-8264-8953-1 
<br/><br/><label>Dewey Class. No.: </label>RObsamesa  / P7