APA (7th ed.) Zitazioa
Hebei Construction Group Corp Ltd. MarketLine Company Profile. Marketline.
Chicago Style (17th ed.) Zitazioa
Hebei Construction Group Corp Ltd. MarketLine Company Profile. Marketline.
MLA (9th ed.) Zitazioa
Hebei Construction Group Corp Ltd. MarketLine Company Profile. Marketline.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.