Keegan, W. J., & Green, M. C. (2002). Global marketing management (7th ed.). Prentice Hall.
Chicago Style (17th ed.) ZitazioaKeegan, Warren J., eta Mark C. Green. Global Marketing Management. 7th ed. Upper Saddle River, N.J.: Prentice Hall, 2002.
MLA (9th ed.) ZitazioaKeegan, Warren J., eta Mark C. Green. Global Marketing Management. 7th ed. Prentice Hall, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.