APA (7th ed.) Citation

Campbell, M. R., & Bryan, K. (1927). Contributions to the geography of the United States, 1926. Department of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Campbell, Marius R., and Kirk Bryan. Contributions to the Geography of the United States, 1926. [Washington, D.C.]: Department of the Interior, U.S. Geological Survey, 1927.

MLA (9th ed.) Citation

Campbell, Marius R., and Kirk Bryan. Contributions to the Geography of the United States, 1926. Department of the Interior, U.S. Geological Survey, 1927.