Cita APA (7th ed.)

Kung, H. (1993). Credo: The Apostles Creed explained for today. Doubleday.

Cita Chicago (17th ed.)

Kung, Hans. Credo: The Apostles Creed Explained for Today. New York: Doubleday, 1993.

Cita MLA (9th ed.)

Kung, Hans. Credo: The Apostles Creed Explained for Today. Doubleday, 1993.