APA (7th ed.) Citation

Werfel, F., & Rose, W. (1938). Hearken unto the voice. The Viking press.

Chicago Style (17th ed.) Citation

Werfel, Franz, and William Rose. Hearken Unto the Voice. New York: The Viking press, 1938.

MLA (9th ed.) Citation

Werfel, Franz, and William Rose. Hearken Unto the Voice. The Viking press, 1938.

Warning: These citations may not always be 100% accurate.