Cita APA (7a ed.)

Martyn, J. R. C. (2009). Pope Gregory and the brides of Christ. Cambridge Scholars Pub..

Cita Chicago Style (17a ed.)

Martyn, John R. C. Pope Gregory and the Brides of Christ. Newcastle upon Tyne, U.K.: Cambridge Scholars Pub., 2009.

Cita MLA (8a ed.)

Martyn, John R. C. Pope Gregory and the Brides of Christ. Cambridge Scholars Pub., 2009.