Chitwood, O. P. (1948). A history of colonial America (2nd ed.). New York: Herper and Brothers Publishers.
Dyfyniad Arddull ChicagoChitwood, Oliver Perry. A History of Colonial America. 2nd ed. New York: Herper and Brothers Publishers, 1948.
Dyfyniad MLAChitwood, Oliver Perry. A History of Colonial America. 2nd ed. New York: Herper and Brothers Publishers, 1948.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.