Cita APA (7a ed.)

Rickaby, J. (1914). Moral Philosophy or Ethics and Natural Law. Longmans.

Cita Chicago Style (17a ed.)

Rickaby, Joseph. Moral Philosophy or Ethics and Natural Law. London: Longmans, 1914.

Cita MLA (9a ed.)

Rickaby, Joseph. Moral Philosophy or Ethics and Natural Law. Longmans, 1914.