APA (7th ed.) Citation

Harkness, G. E. (1957). Christian ethics. Abingdon Press.

Chicago Style (17th ed.) Citation

Harkness, Georgia Elma. Christian Ethics. New York: Abingdon Press, 1957.

MLA (8th ed.) Citation

Harkness, Georgia Elma. Christian Ethics. Abingdon Press, 1957.

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