Kotler, P. (1980). Marketing management. Prentice-Hall.
Cita Chicago Style (17a ed.)Kotler, Philip. Marketing Management. Prentice-Hall, 1980.
Cita MLA (8a ed.)Kotler, Philip. Marketing Management. Prentice-Hall, 1980.
Precaución: Estas citas no son 100% exactas.