American heritage. (1966). The american heritage pictorial atlas of united states history. American Heritage Publishing Company/ McGraw-Hill.
Chicago-referens (17:e uppl.)American heritage. The American Heritage Pictorial Atlas of United States History. New York: American Heritage Publishing Company/ McGraw-Hill, 1966.
MLA-referens (9:e uppl.)American heritage. The American Heritage Pictorial Atlas of United States History. American Heritage Publishing Company/ McGraw-Hill, 1966.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.