Ecology of wetlands in Big Meadows, Rocky Mountain National Park, Colorado /
Cooper, David J.(David Jonathan),1952-
U.S. Fish and Wildlife Service.
Washington, D.C. : U.S. Dept. of the Interior, Fish and Wildlife Service,
[1990]
"October 1990."
Includes bibliographical references (p. 42-43).
Wetland ecology
Wetlands