APA (7th ed.) Citation

Francis, d. S. (1900). Introduction to a devout life. Fr. Pustet & Co..

Chicago Style (17th ed.) Citation

Francis, de Sales. Introduction to a Devout Life. New York: Fr. Pustet & Co., 1900.

MLA (8th ed.) Citation

Francis, de Sales. Introduction to a Devout Life. Fr. Pustet & Co., 1900.