Cita APA (7a ed.)

Kemp, J. (1970). Ethical naturalism: Hobbes and Hume. Macmillan [etc.].

Cita Chicago Style (17a ed.)

Kemp, Jonathan. Ethical Naturalism: Hobbes and Hume. London [etc.]: Macmillan [etc.], 1970.

Cita MLA (9a ed.)

Kemp, Jonathan. Ethical Naturalism: Hobbes and Hume. Macmillan [etc.], 1970.