RICHARDS, J. C. (1995). Inter change english for international communication: Student's book jilid 2. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)RICHARDS, Jack C. Inter Change English for International Communication: Student's Book Jilid 2. New York: Cambridge University Press, 1995.
Lua MLA (9ú heag.)RICHARDS, Jack C. Inter Change English for International Communication: Student's Book Jilid 2. Cambridge University Press, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.