Smedley, T. (2023). The last drop: Solving the world's water crisis. Picador.
Lua i Stíl Chicago (17ú heag.)Smedley, Tim. The Last Drop: Solving the World's Water Crisis. London: Picador, 2023.
Lua MLA (9ú heag.)Smedley, Tim. The Last Drop: Solving the World's Water Crisis. Picador, 2023.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.