Cita APA (7a ed.)

Black, M. (1964). A Companion to Wittgenstein's "Tractatus". Cornell University Press.

Cita Chicago Style (17a ed.)

Black, Max. A Companion to Wittgenstein's "Tractatus". Ithaca: Cornell University Press, 1964.

Cita MLA (9a ed.)

Black, Max. A Companion to Wittgenstein's "Tractatus". Cornell University Press, 1964.