Ekvall, R. B. (1968). Fields on the hoof: Nexus of Tibetan nomadic pastoralism. Holt, Rinehart and Winston.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEkvall, Robert Brainerd. Fields on the Hoof: Nexus of Tibetan Nomadic Pastoralism. New York: Holt, Rinehart and Winston, 1968.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEkvall, Robert Brainerd. Fields on the Hoof: Nexus of Tibetan Nomadic Pastoralism. Holt, Rinehart and Winston, 1968.
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