(1994). Common Mistakes In English With Exercises/ By T.j. Fitikides. Longman.
Lua i Stíl Chicago (17ú heag.)Common Mistakes In English With Exercises/ By T.j. Fitikides. Longman, 1994.
Lua MLA (8ú heag.)Common Mistakes In English With Exercises/ By T.j. Fitikides. Longman, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.