Keegan, W. J. (1997). Global marketing management. Prentice-Hall.
Cita Chicago (17th ed.)Keegan, Warren J. Global Marketing Management. New Delhi: Prentice-Hall, 1997.
Cita MLA (9th ed.)Keegan, Warren J. Global Marketing Management. Prentice-Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.