APA (7 वां संस्करण) प्रशस्ति पत्र

SHARMA, P., & AGGARWAL, D. (1981). Machine design: Mechanical engineering design. Katson Pub. House.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

SHARMA, P.C, और D.K AGGARWAL. Machine Design: Mechanical Engineering Design. Ludhiana: Katson Pub. House, 1981.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

SHARMA, P.C, और D.K AGGARWAL. Machine Design: Mechanical Engineering Design. Katson Pub. House, 1981.