Wright, A. L. (1954). Practice your english. American Book Company.
Lua i Stíl Chicago (17ú heag.)Wright, Audrey L. Practice Your English. New York: American Book Company, 1954.
Lua MLA (9ú heag.)Wright, Audrey L. Practice Your English. American Book Company, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.