APA (7 वां संस्करण) प्रशस्ति पत्र
ed. by Ballaney P.L. (2008). Theory of Machines and Mechanisms (25th ed.). Khanna Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
ed. by Ballaney P.L. Theory of Machines and Mechanisms. 25th ed. Delhi: Khanna Publishers, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
ed. by Ballaney P.L. Theory of Machines and Mechanisms. 25th ed. Khanna Publishers, 2008.
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