Ekvall, Robert B. 1898-1983. Fields on the hoof : nexus of Tibetan nomadic pastoralism / by Robert B. Ekvall. - New York : Holt, Rinehart and Winston, [1968] - xii, 100 p. : illus., map. ; 24 cm. - Case studies in cultural anthropology . Includes bibliographies. Subjects--Topical Terms: Nomads. Subjects--Geographic Terms: Tibet Autonomous Region (China)--Civilization. Dewey Class. No.: 915.15/03