APA (7th ed.) Citation

Cyprian, S., & Donna, R. B. (1964). Letters (1-81). Catholic University of American Press.

Chicago Style (17th ed.) Citation

Cyprian, Saint, and Rose Bernard Donna. Letters (1-81). Washington: Catholic University of American Press, 1964.

MLA (9th ed.) Citation

Cyprian, Saint, and Rose Bernard Donna. Letters (1-81). Catholic University of American Press, 1964.