Day, G. S., & Reibstein, D. J. G. (1997). Wharton on Dynamic Competitive Strategy. John Wiley.
Čikaški stil citiranjaDay, George S., i David J Gunther Reibstein. Wharton on Dynamic Competitive Strategy. New York: John Wiley, 1997.
MLA način citiranjaDay, George S., i David J Gunther Reibstein. Wharton on Dynamic Competitive Strategy. John Wiley, 1997.
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