Cofnodi Dyfyniadau

Dyfyniad APA
Estados Unidos Geological Survey & Norris Peters Co Photo Litho. (1908). General map of proposed little Colorado river project Arizona. U. S. Geological Survey.
Dyfyniad Arddull Chicago
Estados Unidos Geological Survey and Norris Peters Co Photo Litho. General Map of Proposed Little Colorado River Project Arizona. U. S. Geological Survey, 1908.
Dyfyniad MLA
Estados Unidos Geological Survey and Norris Peters Co Photo Litho. General Map of Proposed Little Colorado River Project Arizona. U. S. Geological Survey, 1908.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.