Cita APA (7a ed.)

(1975). The Vatican and christian Rome. [Libreria editrice Vaticana].

Cita Chicago Style (17a ed.)

The Vatican and Christian Rome. Ciutat del Vaticà: [Libreria editrice Vaticana], 1975.

Cita MLA (9a ed.)

The Vatican and Christian Rome. [Libreria editrice Vaticana], 1975.