Não informado. (1981). BioCycle: Journal of waste recycling. JG Press.
Lua i Stíl Chicago (17ú heag.)Não informado. BioCycle: Journal of Waste Recycling. Emmaus, Pa: JG Press, 1981.
Lua MLA (8ú heag.)Não informado. BioCycle: Journal of Waste Recycling. JG Press, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.