APA (7th ed.) Citation

Küng, H. (1976). On being a Christian. Doubleday.

Chicago Style (17th ed.) Citation

Küng, Hans. On Being a Christian. Garden City, N.Y.: Doubleday, 1976.

MLA (9th ed.) Citation

Küng, Hans. On Being a Christian. Doubleday, 1976.

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