Dyfyniad APA

Sheldon, C. (1911). The wilderness of the upper Yukon: A hunter's explorations for wild sheep in sub-arctic mountains. C. Scribner's sons.

Dyfyniad Arddull Chicago

Sheldon, Charles. The Wilderness of the Upper Yukon: A Hunter's Explorations for Wild Sheep in Sub-arctic Mountains. New York: C. Scribner's sons, 1911.

Dyfyniad MLA

Sheldon, Charles. The Wilderness of the Upper Yukon: A Hunter's Explorations for Wild Sheep in Sub-arctic Mountains. C. Scribner's sons, 1911.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.