Lua APA (7ú heag.)

Allen, E. (1955). How to write & speak effective english. Fawcett.

Lua i Stíl Chicago (17ú heag.)

Allen, Edwards. How to Write & Speak Effective English. New York: Fawcett, 1955.

Lua MLA (9ú heag.)

Allen, Edwards. How to Write & Speak Effective English. Fawcett, 1955.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.