APA (7th ed.) Citation

Water Resources Support Center (U.S.) & Institute for Water Resources (U.S.). Waterborne commerce of the United States. Water Resources Support Center, U.S. Army Corps of Engineers.

Chicago Style (17th ed.) Citation

Water Resources Support Center (U.S.) and Institute for Water Resources (U.S.). Waterborne Commerce of the United States. Fort Belvoir, Va.: Water Resources Support Center, U.S. Army Corps of Engineers.

MLA (9th ed.) Citation

Water Resources Support Center (U.S.) and Institute for Water Resources (U.S.). Waterborne Commerce of the United States. Water Resources Support Center, U.S. Army Corps of Engineers.