APA (7th ed.) Citation

Böckle, F. (1968). The Social message of the gospels. Paulist Press.

Chicago Style (17th ed.) Citation

Böckle, Franz. The Social Message of the Gospels. New York: Paulist Press, 1968.

MLA (9th ed.) Citation

Böckle, Franz. The Social Message of the Gospels. Paulist Press, 1968.