Mason, C. F. (1996). Biology of freshwater pollution (Third edition.). Longmans.
Lua i Stíl Chicago (17ú heag.)Mason, C. F. Biology of Freshwater Pollution. Third edition. Essex: Longmans, 1996.
Lua MLA (9ú heag.)Mason, C. F. Biology of Freshwater Pollution. Third edition. Longmans, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.