Cita APA (7a ed.)

Baker, G. P., & Hacker, P. M. S. (1988). Wittgenstein: Rules, Grammar and Necessity / G. P. Baker & P. M. S. Hacker. Blackwell.

Cita Chicago Style (17a ed.)

Baker, Gordon P., y Peter Michael Stephan Hacker. Wittgenstein: Rules, Grammar and Necessity / G. P. Baker & P. M. S. Hacker. Oxford: Blackwell, 1988.

Cita MLA (8a ed.)

Baker, Gordon P., y Peter Michael Stephan Hacker. Wittgenstein: Rules, Grammar and Necessity / G. P. Baker & P. M. S. Hacker. Blackwell, 1988.