Northcott, R. (2005). How's the weather: Activity book. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Northcott, Richard. How's the Weather: Activity Book. Oxford: Oxford University Press, 2005.
Lua MLA (8ú heag.)Northcott, Richard. How's the Weather: Activity Book. Oxford University Press, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.