Tractatus Logico-Philosophicus 

 - New York  Routledge  1922 
 - 166 p. 
<br/><br/><label>ISBN: </label> 23 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy
<br/><br/><label>Dewey Class. No.: </label>161  / WIT