United States. Forest Service. (1989). San Juan Skyway: The most beautiful drive in America : San Juan and Uncompahgre National Forests. Forest Service, U.S. Dept. of Agriculture.
Chicago Style (17th ed.) CitationUnited States. Forest Service. San Juan Skyway: The Most Beautiful Drive in America : San Juan and Uncompahgre National Forests. [Washington, D.C.?]: Forest Service, U.S. Dept. of Agriculture, 1989.
MLA (9th ed.) CitationUnited States. Forest Service. San Juan Skyway: The Most Beautiful Drive in America : San Juan and Uncompahgre National Forests. Forest Service, U.S. Dept. of Agriculture, 1989.
Warning: These citations may not always be 100% accurate.