APA (7 वां संस्करण) प्रशस्ति पत्र

Combs, P. (2018). Worst enemy best teacher. jaico publisihing house.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Combs, Peidre. Worst Enemy Best Teacher. Mumbai: jaico publisihing house, 2018.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Combs, Peidre. Worst Enemy Best Teacher. jaico publisihing house, 2018.