Quelch, J. A. (1999). Global marketing management. Addison-Wesley.
Chicago Style aipamenaQuelch, John A. Global Marketing Management. Addison-Wesley, 1999.
MLA aipamenaQuelch, John A. Global Marketing Management. Addison-Wesley, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.