Battersby, A. (1998). English: Student's book 1. McMillan.
Lua i Stíl Chicago (17ú heag.)Battersby, Alan. English: Student's Book 1. Oxford: McMillan, 1998.
Lua MLA (9ú heag.)Battersby, Alan. English: Student's Book 1. McMillan, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.