Não informado. Notes on Water Pollution. Water Pollution Research Laboratory, Department of Scientific and Industrial Research.
Lua i Stíl Chicago (17ú heag.)Não informado. Notes on Water Pollution. London: Water Pollution Research Laboratory, Department of Scientific and Industrial Research.
Lua MLA (8ú heag.)Não informado. Notes on Water Pollution. Water Pollution Research Laboratory, Department of Scientific and Industrial Research.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.