Cita APA (7a ed.)

Herde, P. (2015). Bonifaz VIII. (1294-1303). Anton Hiersemann.

Cita Chicago Style (17a ed.)

Herde, Peter. Bonifaz VIII. (1294-1303). Stuttgart: Anton Hiersemann, 2015.

Cita MLA (9a ed.)

Herde, Peter. Bonifaz VIII. (1294-1303). Anton Hiersemann, 2015.