Wilson, John F. (2008). "50 years of Business History"(PDF). Business History. Taylor and Francis. Archived from the original(PDF) on 24 September 2015. Retrieved 4 September 2014.
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Wilson, John F. (2008). "50 years of Business History"(PDF). Business History. Taylor and Francis. Archived from the original(PDF) on 24 September 2015. Retrieved 4 September 2014.