APA (7th ed.) Citation

Black, M. (1971). A Companion to Wittgenstein's Tractatus / by Max Black. Cambridge University Press.

Chicago Style (17th ed.) Citation

Black, Max. A Companion to Wittgenstein's Tractatus / by Max Black. Cambridge: Cambridge University Press, 1971.

MLA (9th ed.) Citation

Black, Max. A Companion to Wittgenstein's Tractatus / by Max Black. Cambridge University Press, 1971.

Warning: These citations may not always be 100% accurate.