British Educational Research Association. (1975). British Educational Research Journal. Carfax Publishing.
Lua i Stíl Chicago (17ú heag.)British Educational Research Association. British Educational Research Journal. Oxfordshire, Inglaterra: Carfax Publishing, 1975.
Lua MLA (8ú heag.)British Educational Research Association. British Educational Research Journal. Carfax Publishing, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.