APA (7th ed.) Citation

François de Sales. (1989). Introduction to the devout life. Doubleday.

Chicago Style (17th ed.) Citation

François de Sales. Introduction to the Devout Life. New York [u.a.]: Doubleday, 1989.

MLA (9th ed.) Citation

François de Sales. Introduction to the Devout Life. Doubleday, 1989.

Warning: These citations may not always be 100% accurate.