APA (7th ed.) Citation

Küng, H. (1988). Theology for the Third Millennium: An ecumenical view. Doubleday.

Chicago Style (17th ed.) Citation

Küng, Hans. Theology for the Third Millennium: An Ecumenical View. New York: Doubleday, 1988.

MLA (9th ed.) Citation

Küng, Hans. Theology for the Third Millennium: An Ecumenical View. Doubleday, 1988.

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