Não informado. (1980). British Journal of Sociology of Education. Carfax Publishing.
Lua i Stíl Chicago (17ú heag.)Não informado. British Journal of Sociology of Education. Oxfordshire, Inglaterra: Carfax Publishing, 1980.
Lua MLA (8ú heag.)Não informado. British Journal of Sociology of Education. Carfax Publishing, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.