REIN, D. P. (1985). Grolier advanced english course 5. Grolier International.
Lua i Stíl Chicago (17ú heag.)REIN, David P. Grolier Advanced English Course 5. (sl): Grolier International, 1985.
Lua MLA (9ú heag.)REIN, David P. Grolier Advanced English Course 5. Grolier International, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.