International Water Association. (2000). Water 21. Iwa Publishing.
Lua i Stíl Chicago (17ú heag.)International Water Association. Water 21. London: Iwa Publishing, 2000.
Lua MLA (8ú heag.)International Water Association. Water 21. Iwa Publishing, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.