Wittgenstein, Ludwig <br/><br/>
Tractatus logico - philosophicus 
by Ludwig Wittgenstein; translated from the German by D. F. Pears and B.F.McGuinness; with an introduction by Bertrand Russel 
 - London  Routledge & Kegan Paul  1961 
 - xxii,89p.;  22cm. 
<br/><br/><label>Dewey Class. No.: </label>193  / WIT