Billington, R. A. (1970). Westdward Expansion: A history of the american frontier (3rd ed.).
Chicago Edition CitationBillington, Ray Allen. Westdward Expansion: A History of the American Frontier. 3rd ed. 1970.
MLA Edition CitationBillington, Ray Allen. Westdward Expansion: A History of the American Frontier. 3rd ed. 1970.
Warning: These citations may not always be 100% accurate.