Cita APA (7th ed.)

Edited by Rosamond McKitterick, J. O. (2013). Old Saint Peter's, Rome (1.). Cambridge University Press.

Cita Chicago (17th ed.)

Edited by Rosamond McKitterick, John Osborne. Old Saint Peter's, Rome. 1. Cambridge University Press, 2013.

Cita MLA (8th ed.)

Edited by Rosamond McKitterick, John Osborne. Old Saint Peter's, Rome. 1. Cambridge University Press, 2013.