Julia Burchell. (2020). Cambridge Lower Secondary English Stage 9: Teacher's Guide. Harper Collins.
Lua i Stíl Chicago (17ú heag.)Julia Burchell. Cambridge Lower Secondary English Stage 9: Teacher's Guide. London: Harper Collins, 2020.
Lua MLA (9ú heag.)Julia Burchell. Cambridge Lower Secondary English Stage 9: Teacher's Guide. Harper Collins, 2020.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.