Norton, M. B. (1996). A people and a nation: A history of the United States (Brief ed., 4th ed.). Houghton Mifflin Co..
Dyfyniad Arddull ChicagoNorton, Mary Beth. A People and a Nation: A History of the United States. Brief ed., 4th ed. Boston: Houghton Mifflin Co., 1996.
Dyfyniad MLANorton, Mary Beth. A People and a Nation: A History of the United States. Brief ed., 4th ed. Houghton Mifflin Co., 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.