Dyfyniad APA

Whitney. An outline of American history (First edition.). [Editor no identificado].

Dyfyniad Arddull Chicago

Whitney. An Outline of American History. First edition. New York: [Editor no identificado].

Dyfyniad MLA

Whitney. An Outline of American History. First edition. [Editor no identificado].

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