Terenzi, U. (1975). Mother of Divine Love, spouse of the Holy Spirit. Opera of the Madonna of Divine Love.
Chicago-viite (17. p.)Terenzi, Umberto. Mother of Divine Love, Spouse of the Holy Spirit. Rome: Opera of the Madonna of Divine Love, 1975.
MLA-viite (8. p.)Terenzi, Umberto. Mother of Divine Love, Spouse of the Holy Spirit. Opera of the Madonna of Divine Love, 1975.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.