Cofnodi Dyfyniadau
Dyfyniad APA
Geological Survey (U.S.), Huber, N. K., & Matthes, F. (2007). Map of Yosemite Valley, Yosemite National Park and Wilderness, California, Mariposa County (Shaded relief ed., limited revision 1970.). Geological Survey.
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Dyfyniad Arddull Chicago
Geological Survey (U.S.), N. King Huber, and Fran©ʹois Matthes. Map of Yosemite Valley, Yosemite National Park and Wilderness, California, Mariposa County. Shaded relief ed., limited revision 1970. Reston, Va.: Geological Survey, 2007.
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Dyfyniad MLA
Geological Survey (U.S.), et al. Map of Yosemite Valley, Yosemite National Park and Wilderness, California, Mariposa County. Shaded relief ed., limited revision 1970. Geological Survey, 2007.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.