Não informado. (1967). Tesol quarterly: Teachers of english to speakers of other languages. Georgetown University, Institute of Languages and Linguistics.
Lua i Stíl Chicago (17ú heag.)Não informado. Tesol Quarterly: Teachers of English to Speakers of Other Languages. Washington: Georgetown University, Institute of Languages and Linguistics, 1967.
Lua MLA (8ú heag.)Não informado. Tesol Quarterly: Teachers of English to Speakers of Other Languages. Georgetown University, Institute of Languages and Linguistics, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.