Clegg, C., & Davis, A. &. T. (2023). Biology For The IB Diploma Programme 3rd Edition (3rd.). Hodder Education (A Hachette UK Company).
Chicago-viite (17. p.)Clegg, C.J, ja Andrew & Talbot Davis. Biology For The IB Diploma Programme 3rd Edition. 3rd. UK: Hodder Education (A Hachette UK Company), 2023.
MLA-viite (9. p.)Clegg, C.J, ja Andrew & Talbot Davis. Biology For The IB Diploma Programme 3rd Edition. 3rd. Hodder Education (A Hachette UK Company), 2023.
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