Cita APA (7a ed.)

Wittgenstein's, L. (1969). Tractatus Logico-Philosophicus (4. ed.). Routledge & Kegan Paul, The Humanities.

Cita Chicago Style (17a ed.)

Wittgenstein's, Ludwig. Tractatus Logico-Philosophicus. 4. ed. London : New York: Routledge & Kegan Paul, The Humanities, 1969.

Cita MLA (8a ed.)

Wittgenstein's, Ludwig. Tractatus Logico-Philosophicus. 4. ed. Routledge & Kegan Paul, The Humanities, 1969.