Cita APA (7th ed.)

Pugh, R. B. (1968). Imprisonment in medieval England. Cambridge UniversityPress.

Cita Chicago (17th ed.)

Pugh, Ralph Bernard. Imprisonment in Medieval England. London: Cambridge UniversityPress, 1968.

Cita MLA (8th ed.)

Pugh, Ralph Bernard. Imprisonment in Medieval England. Cambridge UniversityPress, 1968.

Atenció: Aquestes cites poden no estar 100% correctes.