APA (7th ed.) Citation

Southard, R. E. (1995). Flood volumes in the upper Mississippi River basin, April 1 through September 30, 1993. U.S. G.P.O..

Chicago Style (17th ed.) Citation

Southard, Rodney E. Flood Volumes in the Upper Mississippi River Basin, April 1 Through September 30, 1993. Washington, DC: U.S. G.P.O., 1995.

MLA (9th ed.) Citation

Southard, Rodney E. Flood Volumes in the Upper Mississippi River Basin, April 1 Through September 30, 1993. U.S. G.P.O., 1995.