APA (7th ed.) Citation

Carpenter, D. H. (1990). Floods in West Virginia, Virginia, Pennsylvania, and Maryland, November 1985. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Carpenter, David H. Floods in West Virginia, Virginia, Pennsylvania, and Maryland, November 1985. Towson, Maryland: U.S. Geological Survey, 1990.

MLA (9th ed.) Citation

Carpenter, David H. Floods in West Virginia, Virginia, Pennsylvania, and Maryland, November 1985. U.S. Geological Survey, 1990.