World International Property Organization. (1998). Intellectual Property Reading Material.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld International Property Organization. Intellectual Property Reading Material. Geneva, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld International Property Organization. Intellectual Property Reading Material. 1998.