APA (7 वां संस्करण) प्रशस्ति पत्र

Padhi, P. K. (2021). Labour and Industrial Laws (4th ed.). PHI Learning Pvt. Ltd.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Padhi, P. K. Labour and Industrial Laws. 4th ed. New Delhi: PHI Learning Pvt. Ltd, 2021.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Padhi, P. K. Labour and Industrial Laws. 4th ed. PHI Learning Pvt. Ltd, 2021.