APA (7th ed.) Citation

Werfel, F., & Lowe-Porter, H. T. (1937). Twilight of a world. The Viking press.

Chicago Style (17th ed.) Citation

Werfel, Franz, and H. T. Lowe-Porter. Twilight of a World. New York: The Viking press, 1937.

MLA (9th ed.) Citation

Werfel, Franz, and H. T. Lowe-Porter. Twilight of a World. The Viking press, 1937.