Pursell, C. (1995). The machine in America: A social history of technology. Baltimore: The Johns Hopkins University Press.
Παραπομπή Chicago StylePursell, Carroll. The Machine in America: A Social History of Technology. Baltimore: The Johns Hopkins University Press, 1995.
Παραπομπή MLAPursell, Carroll. The Machine in America: A Social History of Technology. Baltimore: The Johns Hopkins University Press, 1995.
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