Wittgenstein's philosophical investigations:text and context 
edited by Robert L Arrington and Hans- Johmn Clock 
 - London  Routledge  c1991 
 - xi,243p.;  21cm. 
<br/><br/><label>ISBN: </label>041507035x 
<br/><br/><label>Dewey Class. No.: </label>192.0924  / WIT/ARR