India. Industry, M. o. (1980). Directorate General of Technical Development: Annual Report, 1978-79. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रIndia. Industry, Ministry of. Directorate General of Technical Development: Annual Report, 1978-79. The author, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्रIndia. Industry, Ministry of. Directorate General of Technical Development: Annual Report, 1978-79. The author, 1980.
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