United States. National Park Service & Matthes, F. (1928). Sketch of Yosemite National Park and account of origin of Yosemite and Hetch Hetchy valleys. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. National Park Service and François Matthes. Sketch of Yosemite National Park and Account of Origin of Yosemite and Hetch Hetchy Valleys. Washington: U.S. GPO, 1928.
MLA (9th ed.) CitationUnited States. National Park Service and François Matthes. Sketch of Yosemite National Park and Account of Origin of Yosemite and Hetch Hetchy Valleys. U.S. GPO, 1928.
Warning: These citations may not always be 100% accurate.