APA (7 वां संस्करण) प्रशस्ति पत्र

Clegg, C., & Davis, A. &. T. (2023). Biology For The IB Diploma Programme 3rd Edition (3rd.). Hodder Education (A Hachette UK Company).

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Clegg, C.J, और Andrew & Talbot Davis. Biology For The IB Diploma Programme 3rd Edition. 3rd. UK: Hodder Education (A Hachette UK Company), 2023.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Clegg, C.J, और Andrew & Talbot Davis. Biology For The IB Diploma Programme 3rd Edition. 3rd. Hodder Education (A Hachette UK Company), 2023.