APA (7th ed.) Citation

Litke, D. W., & Appel, C. L. (1989). Estimated use of water in Colorado, 1985. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Litke, David W., and Cynthia L. Appel. Estimated Use of Water in Colorado, 1985. Denver, Colo.: Dept. of the Interior, U.S. Geological Survey, 1989.

MLA (9th ed.) Citation

Litke, David W., and Cynthia L. Appel. Estimated Use of Water in Colorado, 1985. Dept. of the Interior, U.S. Geological Survey, 1989.