Keegan, W. J., & Green, M. C. (1997). Global marketing (2nd ed.). Upper Saddle River, N.J.: Prentice-Hall.
Trích dẫn kiểu ChicagoKeegan, Warren J., và Mark C. Green. Global Marketing. 2nd ed. Upper Saddle River, N.J.: Prentice-Hall, 1997.
Deismireacht MLAKeegan, Warren J., và Mark C. Green. Global Marketing. 2nd ed. Upper Saddle River, N.J.: Prentice-Hall, 1997.
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