Hacker, L. M. (1940). The triumph of American capitalism: The development of forces in American history to the end of the nineteenth century. Simon and Schuster.
Lua i Stíl Chicago (17ú heag.)Hacker, Louis M. The Triumph of American Capitalism: The Development of Forces in American History to the End of the Nineteenth Century. New york: Simon and Schuster, 1940.
Lua MLA (9ú heag.)Hacker, Louis M. The Triumph of American Capitalism: The Development of Forces in American History to the End of the Nineteenth Century. Simon and Schuster, 1940.
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