APA (7 वां संस्करण) प्रशस्ति पत्र

Gupta, J. (2021). Theory and Performance of Electrical Machines (15th.). Katson Books.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Gupta, J.B. Theory and Performance of Electrical Machines. 15th. New Delhi: Katson Books, 2021.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Gupta, J.B. Theory and Performance of Electrical Machines. 15th. Katson Books, 2021.