Dyfyniad APA

Wasby, S. L. (1973). American Government and Politics. Chartes Scribner.

Dyfyniad Arddull Chicago

Wasby, Stephen L. American Government and Politics. New York: Chartes Scribner, 1973.

Dyfyniad MLA

Wasby, Stephen L. American Government and Politics. Chartes Scribner, 1973.

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