APA (7 वां संस्करण) प्रशस्ति पत्र

Challa, K. A. (2016). English Skills for Lawyers. ULP.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Challa, Krishnaveer Abhishek. English Skills for Lawyers. New Delhi: ULP, 2016.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Challa, Krishnaveer Abhishek. English Skills for Lawyers. ULP, 2016.