Carter, V., Paschal, J. E., & Bartow, N. (1985). Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and estuary, Maryland and Virginia, May 1978 to November 1981: A water quality study of the tidal Potomac River and estuary. Dept. of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationCarter, Virginia, James E. Paschal, and Nancy Bartow. Distribution and Abundance of Submersed Aquatic Vegetation in the Tidal Potomac River and Estuary, Maryland and Virginia, May 1978 to November 1981: A Water Quality Study of the Tidal Potomac River and Estuary. [Reston, Va.]: Dept. of the Interior, U.S. Geological Survey, 1985.
MLA (9th ed.) CitationCarter, Virginia, et al. Distribution and Abundance of Submersed Aquatic Vegetation in the Tidal Potomac River and Estuary, Maryland and Virginia, May 1978 to November 1981: A Water Quality Study of the Tidal Potomac River and Estuary. Dept. of the Interior, U.S. Geological Survey, 1985.