MacLean, D. A. (1946). Pope Pius XII, Apostle of World Peace. Washington, D.C..
Cita Chicago Style (17a ed.)MacLean, Donald Alexander. Pope Pius XII, Apostle of World Peace. Washington, D.C., 1946.
Cita MLA (8a ed.)MacLean, Donald Alexander. Pope Pius XII, Apostle of World Peace. Washington, D.C., 1946.
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