Yearbook of the National Society for the Study of Education. Columbia University, Teachers College.
Lua i Stíl Chicago (17ú heag.)Yearbook of the National Society for the Study of Education. Columbia University, Teachers College.
Lua MLA (9ú heag.)Yearbook of the National Society for the Study of Education. Columbia University, Teachers College.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.