APA (7th ed.) Citation

Tillich, P. (1964). Christianity and the encounter of the world religions (6. print.). Columbia Univ. Pr.

Chicago Style (17th ed.) Citation

Tillich, Paul. Christianity and the Encounter of the World Religions. 6. print. New York: Columbia Univ. Pr, 1964.

MLA (9th ed.) Citation

Tillich, Paul. Christianity and the Encounter of the World Religions. 6. print. Columbia Univ. Pr, 1964.