APA (7th ed.) Zitazioa

Managing Exports & Imports. PACMAN Association.

Chicago Style (17th ed.) Zitazioa

Managing Exports & Imports. PACMAN Association.

MLA (9th ed.) Zitazioa

Managing Exports & Imports. PACMAN Association.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.