Plant, R., Seidlin, O., & Bois, W. P. d. (1939). S.O.S. Geneva: Richard Plant and Oskar Seidlin. With twenty-nine drawings by William Pène du Bois. The Viking Press.

Plant, Richard, Oskar Seidlin, and William Pène du Bois. S.O.S. Geneva: Richard Plant and Oskar Seidlin. With Twenty-nine Drawings by William Pène Du Bois. New York: The Viking Press, 1939.

Plant, Richard, et al. S.O.S. Geneva: Richard Plant and Oskar Seidlin. With Twenty-nine Drawings by William Pène Du Bois. The Viking Press, 1939.