APA (7 वां संस्करण) प्रशस्ति पत्र

Kumar , H. L. (2005). Checklist Obligations of Employers Under Labour Laws (4th ed.). ULP.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Kumar , H. L. Checklist Obligations of Employers Under Labour Laws. 4th ed. Delhi: ULP, 2005.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Kumar , H. L. Checklist Obligations of Employers Under Labour Laws. 4th ed. ULP, 2005.