Hooley, G. J., & Savnders, J. (1993). Competitive Positioning: The key to market success. Prentic hall.
Styl ChicagoHooley, Graham J., a John Savnders. Competitive Positioning: The Key to Market Success. New York: Prentic hall, 1993.
Citace podle MLAHooley, Graham J., a John Savnders. Competitive Positioning: The Key to Market Success. Prentic hall, 1993.
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