Day, G. S. (1990). Market driven strategy: Processes for creating value. Collier Macmillan.
Dyfyniad Arddull ChicagoDay, George S. Market Driven Strategy: Processes for Creating Value. London: Collier Macmillan, 1990.
Dyfyniad MLADay, George S. Market Driven Strategy: Processes for Creating Value. Collier Macmillan, 1990.
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