LaFeber, W. (1988). The American century: A history of the United States since the 1890s. Boston, Mass: McGraw-Hill.
Chicago-stil citatLaFeber, Walter. The American Century: A History of the United States Since the 1890s. Boston, Mass: McGraw-Hill, 1988.
MLA-referensLaFeber, Walter. The American Century: A History of the United States Since the 1890s. Boston, Mass: McGraw-Hill, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.