Cofnodi Dyfyniadau
Dyfyniad APA
Hague Arnold & Estados Unidos Geological Survey. (1904). Atlas to accompany monograph XXXII of the geological history of the Yellowstone National Park. [Govt. print. off.].
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Dyfyniad Arddull Chicago
Hague Arnold and Estados Unidos Geological Survey. Atlas to Accompany Monograph XXXII of the Geological History of the Yellowstone National Park. [Govt. print. off.], 1904.
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Dyfyniad MLA
Hague Arnold and Estados Unidos Geological Survey. Atlas to Accompany Monograph XXXII of the Geological History of the Yellowstone National Park. [Govt. print. off.], 1904.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.