Amery, J., & Riley, P. (2021). Cambridge Checkpoint Lower Secondary Science Teacher's Guide 7 with Boost Subscription (1st.). Hodder Education.
Lua i Stíl Chicago (17ú heag.)Amery, Judith, agus Peter Riley. Cambridge Checkpoint Lower Secondary Science Teacher's Guide 7 with Boost Subscription. 1st. London: Hodder Education, 2021.
Lua MLA (9ú heag.)Amery, Judith, agus Peter Riley. Cambridge Checkpoint Lower Secondary Science Teacher's Guide 7 with Boost Subscription. 1st. Hodder Education, 2021.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.