Richardson, H. (1993). Richardson paper: Contributed to the Bulletin of Tibetology (1965-1992). Sikkim Research Institute of Tibetology.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRichardson, Hugh. Richardson Paper: Contributed to the Bulletin of Tibetology (1965-1992). Sikkim Research Institute of Tibetology, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRichardson, Hugh. Richardson Paper: Contributed to the Bulletin of Tibetology (1965-1992). Sikkim Research Institute of Tibetology, 1993.
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