Cita APA (7a ed.)

Roo, P. d. (1924). Material for a history of Pope Alexander VI his relatives and his time. Desclée de Brouwer.

Cita Chicago Style (17a ed.)

Roo, Peter de. Material for a History of Pope Alexander VI His Relatives and His Time. Bruges: Desclée de Brouwer, 1924.

Cita MLA (9a ed.)

Roo, Peter de. Material for a History of Pope Alexander VI His Relatives and His Time. Desclée de Brouwer, 1924.