APA (7th ed.) Citation

Rahner, K. (1978). Foundations of Christian faith: An introduction to the idea of Christianity. Seabury.

Chicago Style (17th ed.) Citation

Rahner, Karl. Foundations of Christian Faith: An Introduction to the Idea of Christianity. New York: Seabury, 1978.

MLA (9th ed.) Citation

Rahner, Karl. Foundations of Christian Faith: An Introduction to the Idea of Christianity. Seabury, 1978.