Warren, K. (2001). Big steel: The first century of the United States Steel Corporation, 1901-2001. University of Pittsburgh Press.
Citace podle Chicago (17th ed.)Warren, Kenneth. Big Steel: The First Century of the United States Steel Corporation, 1901-2001. Pittsburgh, Pennsylvania: University of Pittsburgh Press, 2001.
Citace podle MLA (9th ed.)Warren, Kenneth. Big Steel: The First Century of the United States Steel Corporation, 1901-2001. University of Pittsburgh Press, 2001.
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