APA (7th ed.) Citation

Richter, G., Friedel, H., & Wilmes, U. (1997). Atlas of the photographs, collages and sketches. D.A.P/Distributed Art Publishers.

Chicago Style (17th ed.) Citation

Richter, Gerhard, Helmut Friedel, and Ulrich Wilmes. Atlas of the Photographs, Collages and Sketches. New York: D.A.P/Distributed Art Publishers, 1997.

MLA (9th ed.) Citation

Richter, Gerhard, et al. Atlas of the Photographs, Collages and Sketches. D.A.P/Distributed Art Publishers, 1997.