Não informado. (1972). Abstracts on health effects of environmental pollutants. Biosciences Information Service of Biological Abstracts.
Lua i Stíl Chicago (17ú heag.)Não informado. Abstracts on Health Effects of Environmental Pollutants. Philadelphia, Pa: Biosciences Information Service of Biological Abstracts, 1972.
Lua MLA (8ú heag.)Não informado. Abstracts on Health Effects of Environmental Pollutants. Biosciences Information Service of Biological Abstracts, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.