Cita APA (7a ed.)

Sylvester, R. P., Perkins, R., Jr, & Sleeper, R. W. (1990). The moral philosophy of G.E. Moore. Temple University Press.

Cita Chicago Style (17a ed.)

Sylvester, Robert Peter, Ray Perkins, Jr, y R. W. Sleeper. The Moral Philosophy of G.E. Moore. Philadelphia: Temple University Press, 1990.

Cita MLA (8a ed.)

Sylvester, Robert Peter, et al. The Moral Philosophy of G.E. Moore. Temple University Press, 1990.