APA (7th ed.) Citation

Harrison, R. W. (1979). History of the commercial waterways & ports of the United States. National Waterways Study, U.S. Army Engineer Water Resources Support Center, Institute for Water Resources.

Chicago Style (17th ed.) Citation

Harrison, Robert W. History of the Commercial Waterways & Ports of the United States. [Fort Belvoir, Va.]: National Waterways Study, U.S. Army Engineer Water Resources Support Center, Institute for Water Resources, 1979.

MLA (9th ed.) Citation

Harrison, Robert W. History of the Commercial Waterways & Ports of the United States. National Waterways Study, U.S. Army Engineer Water Resources Support Center, Institute for Water Resources, 1979.