APA (7 वां संस्करण) प्रशस्ति पत्र

Pannerselvam, R. (2017). Operation Research (2nd Ed.). PHI Learning.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Pannerselvam, R. Operation Research. 2nd Ed. Delhi: PHI Learning, 2017.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Pannerselvam, R. Operation Research. 2nd Ed. PHI Learning, 2017.