Cita APA (7a ed.)

Burton, K. (1958). Witness of the light: The life of Pope Pius XII. Longmans, Green and Co.

Cita Chicago Style (17a ed.)

Burton, Katherine. Witness of the Light: The Life of Pope Pius XII. New York [etc.]: Longmans, Green and Co, 1958.

Cita MLA (9a ed.)

Burton, Katherine. Witness of the Light: The Life of Pope Pius XII. Longmans, Green and Co, 1958.