Cita APA (7th ed.)

Dworkin, R. (1977). The philosophy of law. Oxford University Press.

Cita Chicago (17th ed.)

Dworkin, R.M. The Philosophy of Law. Oxford: Oxford University Press, 1977.

Cita MLA (9th ed.)

Dworkin, R.M. The Philosophy of Law. Oxford University Press, 1977.