Hooley, G. J., & Saunders, J. (1993). Competitive positioning: The key to market success. New York: Prentice-Hall International, Inc..
Παραπομπή Chicago StyleHooley, Graham J., and John Saunders. Competitive Positioning: The Key to Market Success. New York: Prentice-Hall International, Inc., 1993.
Παραπομπή MLAHooley, Graham J., and John Saunders. Competitive Positioning: The Key to Market Success. New York: Prentice-Hall International, Inc., 1993.
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