Kotler, P. (1980). Marketing management: Analysis, planning, and control (6th ed.). Prentice-Hall.
Chicago Style (17th ed.) CitationKotler, Philip. Marketing Management: Analysis, Planning, and Control. 6th ed. Englewood Cliffs, N.J: Prentice-Hall, 1980.
MLA (9th ed.) CitationKotler, Philip. Marketing Management: Analysis, Planning, and Control. 6th ed. Prentice-Hall, 1980.
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