Kotler, P. (1997). Marketing management: Analysis, planning, implementation, and control (9thed.). Prentice-Hall.
Cita Chicago Style (17a ed.)Kotler, Philip. Marketing Management: Analysis, Planning, Implementation, and Control. 9thed. New Delhi: Prentice-Hall, 1997.
Cita MLA (9a ed.)Kotler, Philip. Marketing Management: Analysis, Planning, Implementation, and Control. 9thed. Prentice-Hall, 1997.
Precaución: Estas citas no son 100% exactas.