APA (7th ed.) Citation

Wolff, P., Beckmann, E., & Tritschler, A. (1949). Germany, a series of photos of the U.S.-Zone: Its towns and villages, their past and present. Umschau.

Chicago Style (17th ed.) Citation

Wolff, Paul, Eberhard Beckmann, and Alfred Tritschler. Germany, a Series of Photos of the U.S.-Zone: Its Towns and Villages, Their Past and Present. Frankfurt: Umschau, 1949.

MLA (9th ed.) Citation

Wolff, Paul, et al. Germany, a Series of Photos of the U.S.-Zone: Its Towns and Villages, Their Past and Present. Umschau, 1949.