APA (7th ed.) Citation

Herb, W. J., Shaw, L. C., & Brown, D. E. (1981). Hydrology of area 5, Eastern Coal Province, Pennsylvania, Maryland, and West Virginia. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Herb, William J., L. C. Shaw, and Deborah E. Brown. Hydrology of Area 5, Eastern Coal Province, Pennsylvania, Maryland, and West Virginia. Harrisburg, Pa.: U.S. Dept. of the Interior, Geological Survey, 1981.

MLA (9th ed.) Citation

Herb, William J., et al. Hydrology of Area 5, Eastern Coal Province, Pennsylvania, Maryland, and West Virginia. U.S. Dept. of the Interior, Geological Survey, 1981.