Land, People, & Recreation in the Potomac River Basin
Federal Interdepartmental Task Force on the Potomac, US Dept of the Interior. 1968. Land, People, & Recreation in the Potomac River Basin. National Park Service
Final report of The Recreation and Landscape Sub-Task Force "PROJECT POTOMAC" established under Secretary Udall to help carry out President Johnson's directive that a "model conservation plan" be prepared for the Potomac region.