Cita APA (7a ed.)

Black, A. (1993). Political thought in Europe: 1250-1450. Univ. Pr.

Cita Chicago Style (17a ed.)

Black, Antony. Political Thought in Europe: 1250-1450. Cambridge: Univ. Pr, 1993.

Cita MLA (9a ed.)

Black, Antony. Political Thought in Europe: 1250-1450. Univ. Pr, 1993.