Keen, P. G. (1991). Shaping the future: Business design through information technology. Harvard Business School Press.
Čikaški stil citiranja (17. izdanje)Keen, Peter G.W. Shaping the Future: Business Design Through Information Technology. Boston: Harvard Business School Press, 1991.
MLA način citiranja (9. izdanje)Keen, Peter G.W. Shaping the Future: Business Design Through Information Technology. Harvard Business School Press, 1991.
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