泥棒男爵
↑ w:Robber baronを参照
↑ Herbert G. Gutman, "Work, Culture, and Society in Industrializing America, 1815-1913," in Work Culture and Society in Industrializing America: Essays in American Working-Class and Social History (New York: Alfred A. Knopf, 1976), 54.
↑ Matthew Josephson, The Robber Barons: The Great American Capitalists, 1861-1901, New York: Harcourt, Brace and Company, 1934.
↑ Allan Nevins, John D.