APA-viite

Keen, P. G. W. (1991). Shaping the future: Business design through information technology. New York: Harvard Business School Press.

Chicago-tyylinen lähdeviittaus

Keen, Peter G. W. Shaping the Future: Business Design Through Information Technology. New York: Harvard Business School Press, 1991.

MLA-viite

Keen, Peter G. W. Shaping the Future: Business Design Through Information Technology. New York: Harvard Business School Press, 1991.

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