Pighin, B. F., & Mussio, L. B. (2014). The secrets of a Vatican cardinal: Celso Costantini's wartime diaries, 1938-1947. McGill-Queen's University Press.
Chicago-viite (17. p.)Pighin, Bruno Fabio, ja Laurence B. Mussio. The Secrets of a Vatican Cardinal: Celso Costantini's Wartime Diaries, 1938-1947. Montreal: McGill-Queen's University Press, 2014.
MLA-viite (9. p.)Pighin, Bruno Fabio, ja Laurence B. Mussio. The Secrets of a Vatican Cardinal: Celso Costantini's Wartime Diaries, 1938-1947. McGill-Queen's University Press, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.