APA (7th ed.) Citation

Ehlke, T. A. (1983). Hydrology of area 10, Eastern Coal Province, West Virginia. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Ehlke, Theodore A. Hydrology of Area 10, Eastern Coal Province, West Virginia. Charleston, W. Va.: U.S. Dept. of the Interior, Geological Survey, 1983.

MLA (9th ed.) Citation

Ehlke, Theodore A. Hydrology of Area 10, Eastern Coal Province, West Virginia. U.S. Dept. of the Interior, Geological Survey, 1983.