Cita APA (7a ed.)

Pius XII, P. J. B. H. G. C. T. (1944). Pius XII and Democracy, Christmas Message of ... December 24, 1944. New York.

Cita Chicago Style (17a ed.)

Pius XII, Pope; John B Harney; Gerald C Treacy. Pius XII and Democracy, Christmas Message of ... December 24, 1944. New York, 1944.

Cita MLA (8a ed.)

Pius XII, Pope; John B Harney; Gerald C Treacy. Pius XII and Democracy, Christmas Message of ... December 24, 1944. New York, 1944.