Russell, Bertrand <br/><br/>
Introduction to mathematical philosophy. 

 - London:  George Allen & Unwin,     1919. 
 - 208p.  cm. 
 - Muirhead library of philosophy. .
<br/><br/><label>ISBN: </label>0045100209 
<br/><br/><label>Dewey Class. No.: </label>RxM72,IMP  E9