Thomson, R. (2009). Structures of change in the mechanical age: Technological innovation in the United States, 1790-1865. Baltimore: Johns Hopkins University Press.
Παραπομπή Chicago StyleThomson, Ross. Structures of Change in the Mechanical Age: Technological Innovation in the United States, 1790-1865. Baltimore: Johns Hopkins University Press, 2009.
Παραπομπή MLAThomson, Ross. Structures of Change in the Mechanical Age: Technological Innovation in the United States, 1790-1865. Baltimore: Johns Hopkins University Press, 2009.
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