Downi, M. (1998). Your Turn: Student's book 3 (1a. ed.). Richmond Publishing.
Lua i Stíl Chicago (17ú heag.)Downi, Michael. Your Turn: Student's Book 3. 1a. ed. Buenos Aires: Richmond Publishing, 1998.
Lua MLA (9ú heag.)Downi, Michael. Your Turn: Student's Book 3. 1a. ed. Richmond Publishing, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.