Wittgenstein, Ludwig,  1889-1951. <br/><br/>
Tractatus logico-philosophicus ;  Tagebücher 1914-1916 ; Philosophische Untersuchungen. 

 - Frankfurt am Main :  Suhrkamp,  [1969]. 
 - 543 p. ;  23 cm. 
<br/><br/> First published in 1960  Schriften 1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy, Modern<br/>Logic