(1946). Pius of peace: A study of the pacific work of His Holiness Pope Pius XII in the World War 1939-1945 / by Reginald F. Walker.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPius of Peace: A Study of the Pacific Work of His Holiness Pope Pius XII in the World War 1939-1945 / by Reginald F. Walker. 1946.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPius of Peace: A Study of the Pacific Work of His Holiness Pope Pius XII in the World War 1939-1945 / by Reginald F. Walker. 1946.
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