APA-ийн эшлэл(7 дахь хэвлэлт)

Schmit, A., & Pollard, J. (2017). WJEC GCSE chemistry. Hodder Education, an Hachette UK Company.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Schmit, Adrian, ба Jeremy Pollard. WJEC GCSE Chemistry. London, UNITED KINGDOM: Hodder Education, an Hachette UK Company, 2017.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Schmit, Adrian, ба Jeremy Pollard. WJEC GCSE Chemistry. Hodder Education, an Hachette UK Company, 2017.