Cita APA (7a ed.)

Hare, R. (1999). Objective prescriptions and other essays. Clarendon Pr..

Cita Chicago Style (17a ed.)

Hare, R.M. Objective Prescriptions and Other Essays. Oxford: Clarendon Pr., 1999.

Cita MLA (9a ed.)

Hare, R.M. Objective Prescriptions and Other Essays. Clarendon Pr., 1999.