Patents, I. C. o. (1983). Twelfth annual report of the Controller-General of Patents, designs and trade marks under Section 155 of the Patent Act, 1970 (39 of 1970): 1983-84. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPatents, India. Controller-General of. Twelfth Annual Report of the Controller-General of Patents, Designs and Trade Marks Under Section 155 of the Patent Act, 1970 (39 of 1970): 1983-84. The author, 1983.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPatents, India. Controller-General of. Twelfth Annual Report of the Controller-General of Patents, Designs and Trade Marks Under Section 155 of the Patent Act, 1970 (39 of 1970): 1983-84. The author, 1983.
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