Keegan, W., Dundan, T., & Moriarty, S. E. (1992). Marketing. Prentice-Hall.
Cita Chicago (17th ed.)Keegan, Warren, Tom Dundan, i Sandra E. Moriarty. Marketing. Englewood Cliffs, New Jersey: Prentice-Hall, 1992.
Cita MLA (9th ed.)Keegan, Warren, et al. Marketing. Prentice-Hall, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.