APA (7th ed.) Citation

Lang, F., & Harbou, T. v. (1973). Metropolis. Simon and Schuster.

Chicago Style (17th ed.) Citation

Lang, Fritz, and Thea von Harbou. Metropolis. New York: Simon and Schuster, 1973.

MLA (9th ed.) Citation

Lang, Fritz, and Thea von Harbou. Metropolis. Simon and Schuster, 1973.