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.) CitationCampbell, 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.) CitationCampbell, Marius R., and Kirk Bryan. Contributions to the Geography of the United States, 1926. Department of the Interior, U.S. Geological Survey, 1927.
Warning: These citations may not always be 100% accurate.