Professional. Water (Prevention & Control of Pollution) Act, 1974. Professional Book Publishers.
Lua i Stíl Chicago (17ú heag.)Professional. Water (Prevention & Control of Pollution) Act, 1974. Professional Book Publishers.
Lua MLA (9ú heag.)Professional. Water (Prevention & Control of Pollution) Act, 1974. Professional Book Publishers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.