Παραπομπή APA

Kotler, P. (1997). Marketing management: Analysis, planning, implementation, and control (9th ed.). Upper Saddle River, NJ: Prentice Hall.

Παραπομπή Chicago Style

Kotler, Philip. Marketing Management: Analysis, Planning, Implementation, and Control. 9th ed. Upper Saddle River, NJ: Prentice Hall, 1997.

Παραπομπή MLA

Kotler, Philip. Marketing Management: Analysis, Planning, Implementation, and Control. 9th ed. Upper Saddle River, NJ: Prentice Hall, 1997.

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