Kotler, P. (2003). Marketing management (11th ed.). America: Prentice Hall.
Trích dẫn kiểu ChicagoKotler, Philip. Marketing Management. 11th ed. America: Prentice Hall, 2003.
Deismireacht MLAKotler, Philip. Marketing Management. 11th ed. America: Prentice Hall, 2003.
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