APA (7 वां संस्करण) प्रशस्ति पत्र
Singh, S. (2015). Theory of plasticity and metal forming processes (3rd ed.). Khanna Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Singh, Sadhu. Theory of Plasticity and Metal Forming Processes. 3rd ed. New Delhi: Khanna Pub, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Singh, Sadhu. Theory of Plasticity and Metal Forming Processes. 3rd ed. Khanna Pub, 2015.
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