Kotler, P. (1994). Marketing management: Analysis, planning, and control (8th ed.). Prentice-Hall.
Cita Chicago (17th ed.)Kotler, Philip. Marketing Management: Analysis, Planning, and Control. 8th ed. Englewood Cliffs, N. J: Prentice-Hall, 1994.
Cita MLA (9th ed.)Kotler, Philip. Marketing Management: Analysis, Planning, and Control. 8th ed. Prentice-Hall, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.