Dyfyniad APA

Morris, R. B., & Morris, J. B. (1976). Encyclopedia of American history (Bicentennial ed.). Harper & Row.

Dyfyniad Arddull Chicago

Morris, Richard Brandon, and Jeffrey Brandon Morris. Encyclopedia of American History. Bicentennial ed. New York: Harper & Row, 1976.

Dyfyniad MLA

Morris, Richard Brandon, and Jeffrey Brandon Morris. Encyclopedia of American History. Bicentennial ed. Harper & Row, 1976.

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