APA (7th ed.) Zitazioa

(1994). Environmental science: Hazardous gas and hazardous waste. Commonwealth.

Chicago Style (17th ed.) Zitazioa

Environmental Science: Hazardous Gas and Hazardous Waste. New Delhi: Commonwealth, 1994.

MLA (9th ed.) Zitazioa

Environmental Science: Hazardous Gas and Hazardous Waste. Commonwealth, 1994.