Office of Environmental, H. Hazardous waste management guide.
Lua i Stíl Chicago (17ú heag.)Office of Environmental, Health. Hazardous Waste Management Guide.
Lua MLA (9ú heag.)Office of Environmental, Health. Hazardous Waste Management Guide.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.