Alexander, L., & Gary Wing, I. (1999). K` firts case: Illustrations by Gary Wing. Longman Group UK.
Lua i Stíl Chicago (17ú heag.)Alexander, L.G., agus Ilustrador Gary Wing. K` Firts Case: Illustrations by Gary Wing. Longman Group UK, 1999.
Lua MLA (9ú heag.)Alexander, L.G., agus Ilustrador Gary Wing. K` Firts Case: Illustrations by Gary Wing. Longman Group UK, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.