Black,Max <br/><br/>
A Companion to Wittgenstein’s Tractatus / 
Max Black 
 - 1a ed. 
 - London :   Cambridge University Press,   1964 
 - xv, 450 p. ;  23 cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Wittgenstein, Ludwig,  1889-1951.  --Tractatus Logico-Philosophicus
<br/><br/><label>LC Class. No.: </label>BC135.W52  / B53 1964