APA (7 वां संस्करण) प्रशस्ति पत्र

Trehan Keshav. (2019). Biochemistry (3th.). New Age International (P) Limited Publishers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Trehan Keshav. Biochemistry. 3th. New Delhi: New Age International (P) Limited Publishers, 2019.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Trehan Keshav. Biochemistry. 3th. New Age International (P) Limited Publishers, 2019.