Cita APA (7a ed.)

Sorell, T. (1991). Hobbes ([1st pub.].). Routledge.

Cita Chicago Style (17a ed.)

Sorell, Tom. Hobbes. [1st pub.]. London [etc.]: Routledge, 1991.

Cita MLA (9a ed.)

Sorell, Tom. Hobbes. [1st pub.]. Routledge, 1991.