Mees, I. M. (1983). The speech of Cardiff schoolchildren: A real time study. Rijskuniversiteit te Leiden.
Lua i Stíl Chicago (17ú heag.)Mees, Inger M. The Speech of Cardiff Schoolchildren: A Real Time Study. Leiden: Rijskuniversiteit te Leiden, 1983.
Lua MLA (8ú heag.)Mees, Inger M. The Speech of Cardiff Schoolchildren: A Real Time Study. Rijskuniversiteit te Leiden, 1983.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.