Zettel <br/><br/>
Ludwig Wittgenstein . 

 - California  University of California Press      1967 
 - 124p.  cm. 
<br/><br/><label>Standard No.: </label>50179 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R3xM891,Z, 111K7