APA (7th ed.) Citation

Calkins, H. (1966). Penance and self-denial updated. Ave Maria Press.

Chicago Style (17th ed.) Citation

Calkins, Hugh. Penance and Self-denial Updated. Notre Dame, Ind.: Ave Maria Press, 1966.

MLA (8th ed.) Citation

Calkins, Hugh. Penance and Self-denial Updated. Ave Maria Press, 1966.