Kotler, P. (1976). Marketing management: Analysis, planning, and control (3d ed.). Prentice-Hall.
Cita Chicago (17th ed.)Kotler, Philip. Marketing Management: Analysis, Planning, and Control. 3d ed. Englewood Cliffs, N.J: Prentice-Hall, 1976.
Cita MLA (8th ed.)Kotler, Philip. Marketing Management: Analysis, Planning, and Control. 3d ed. Prentice-Hall, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.