WIT. (2000). English grammar 1. PT. Ercontara Rajawali.
Lua i Stíl Chicago (17ú heag.)WIT. English Grammar 1. PT. Ercontara Rajawali, 2000.
Lua MLA (9ú heag.)WIT. English Grammar 1. PT. Ercontara Rajawali, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.