Kotler, P. (1991). Marketing management: Analysis, planning, implementation, and control (7th ed.). Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Kotler, Philip. Marketing Management: Analysis, Planning, Implementation, and Control. 7th ed. Englewood Cliffs, N.J.: Prentice-Hall, 1991.
Citatione MLA (9a ed.)Kotler, Philip. Marketing Management: Analysis, Planning, Implementation, and Control. 7th ed. Prentice-Hall, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.