Pise, C. C. (1845). Lectures on the invocation of saints, veneration of sacred images and purgatory. New York.
Chicago-viite (17. p.)Pise, Charles Constantine. Lectures on the Invocation of Saints, Veneration of Sacred Images and Purgatory. New York, 1845.
MLA-viite (8. p.)Pise, Charles Constantine. Lectures on the Invocation of Saints, Veneration of Sacred Images and Purgatory. New York, 1845.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.