APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.