APA (7th ed.) Zitazioa
Sogrape SGPS SA MarketLine Company Profile. Marketline.
Chicago Style (17th ed.) Zitazioa
Sogrape SGPS SA MarketLine Company Profile. Marketline.
MLA (9th ed.) Zitazioa
Sogrape SGPS SA MarketLine Company Profile. Marketline.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.