United States. Geological Survey & Yochelson, E. L. (1980). The Scientific ideas of G.K. Gilbert : an assessment on the occasion of the centennial of the United States Geological Survey (1879-1979) / edited by Ellis L. Yochelson: An assessment on the occasion of the centennial of the United States Geological Survey (1879-1979). Geological Society of America.
Chicago Style (17th ed.) CitationUnited States. Geological Survey and Ellis L. Yochelson. The Scientific Ideas of G.K. Gilbert : An Assessment on the Occasion of the Centennial of the United States Geological Survey (1879-1979) / Edited by Ellis L. Yochelson: An Assessment on the Occasion of the Centennial of the United States Geological Survey (1879-1979). Boulder, Colo.: Geological Society of America, 1980.
MLA (9th ed.) CitationUnited States. Geological Survey and Ellis L. Yochelson. The Scientific Ideas of G.K. Gilbert : An Assessment on the Occasion of the Centennial of the United States Geological Survey (1879-1979) / Edited by Ellis L. Yochelson: An Assessment on the Occasion of the Centennial of the United States Geological Survey (1879-1979). Geological Society of America, 1980.