Assessment of natural resources and watershed conditions for Delaware Water Gap National Recreation Area and Upper Delaware Scenic and Recreational River / Carolyn G. Mahan [and three others].

Author:: Mahan, Carolyn G.
Published:: Fort Collins, Colorado : U.S. Department of the Interior, National Park Service, Natural Resource Stewardship and Science, 2011.
Physical Description:: 1 online resource (approximately 90 pages) : color illustrations, color maps
Additional Creators:: United States. National Park Service. Natural Resource Stewardship and Science