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Dyfyniad Arddull ChicagoKeen, Peter G.W. Shaping the Future: Business Design Through Information Technology. Boston: Harvard Business School Press, 1991.
Dyfyniad MLAKeen, Peter G.W. Shaping the Future: Business Design Through Information Technology. Harvard Business School Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.