APA (7th ed.) Citation

Walker, J. F., & Krug, W. R. (2003). Flood-frequency characteristics of Wisconsin streams. U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Walker, J. F., and William R. Krug. Flood-frequency Characteristics of Wisconsin Streams. Reston, Va.: U.S. Dept. of the Interior, U.S. Geological Survey, 2003.

MLA (9th ed.) Citation

Walker, J. F., and William R. Krug. Flood-frequency Characteristics of Wisconsin Streams. U.S. Dept. of the Interior, U.S. Geological Survey, 2003.