(1987). Direct Protection Of Innovation Edited By William Kingston. Kluwer Academic Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDirect Protection Of Innovation Edited By William Kingston. Kluwer Academic Publishers, 1987.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDirect Protection Of Innovation Edited By William Kingston. Kluwer Academic Publishers, 1987.
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