APA (7th ed.) Citation

Wiltgen, R. M. (1967). The Rhine flows into the Tiber: The unknown council. Hawthorn Books.

Chicago Style (17th ed.) Citation

Wiltgen, Ralph Maria. The Rhine Flows into the Tiber: The Unknown Council. New York: Hawthorn Books, 1967.

MLA (9th ed.) Citation

Wiltgen, Ralph Maria. The Rhine Flows into the Tiber: The Unknown Council. Hawthorn Books, 1967.