United States. Department of Agriculture, Technology & Development Program (U.S.), United States. Federal Highway Administration, & Hancock, J. (2007). Equestrian design guidebook for trails, trailheads, and campgrounds. USDA, Forest Service, Technology and Development Program.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture, Technology & Development Program (U.S.), United States. Federal Highway Administration, and Jan Hancock. Equestrian Design Guidebook for Trails, Trailheads, and Campgrounds. Missoula, MT: USDA, Forest Service, Technology and Development Program, 2007.
MLA (9th ed.) CitationUnited States. Department of Agriculture, et al. Equestrian Design Guidebook for Trails, Trailheads, and Campgrounds. USDA, Forest Service, Technology and Development Program, 2007.