Dyfyniad APA

Richard B Morris. (1965). Encyclopedia of American history. New York: Harper and Row.

Dyfyniad Arddull Chicago

Richard B Morris. Encyclopedia of American History. New York: Harper and Row, 1965.

Dyfyniad MLA

Richard B Morris. Encyclopedia of American History. New York: Harper and Row, 1965.

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