Tweedale, G. (1995). Steel city: Entrepreneurship, strategy, and technology in Sheffield 1743-1993. Oxford University Press.
Cita Chicago Style (17a ed.)Tweedale, Geoffrey. Steel City: Entrepreneurship, Strategy, and Technology in Sheffield 1743-1993. Oxford: Oxford University Press, 1995.
Cita MLA (9a ed.)Tweedale, Geoffrey. Steel City: Entrepreneurship, Strategy, and Technology in Sheffield 1743-1993. Oxford University Press, 1995.
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