The disconformity between the lower and upper cretaceous formations in western Colorado and eastern Utah /
by William D. Carter.

APA Citation

Carter, W. Douglas., U.S. Atomic Energy Commission. Division of Raw Materials., Geological Survey (U.S.). (1956). The disconformity between the lower and upper cretaceous formations in western Colorado and eastern Utah. [Washington D.C.]: United States Department of the Interior, Geological Survey.

MLA Citation

Carter, William Douglas, 1926-, U.S. Atomic Energy Commission. Division of Raw Materials, and Geological Survey (U.S.). The Disconformity Between the Lower And Upper Cretaceous Formations In Western Colorado And Eastern Utah. [Washington D.C.]: United States Department of the Interior, Geological Survey, 1956.