APA (7th ed.) Citation

Hamm, B., Jalowiecki, B., & Wallis, A. (1984). Urbanism and Human Values.

Chicago Style (17th ed.) Citation

Hamm, Bernd, Bohdan Jalowiecki, and Aleksander Wallis. Urbanism and Human Values. Bonn, 1984.

MLA (8th ed.) Citation

Hamm, Bernd, et al. Urbanism and Human Values. 1984.