Clawson, Marion. The western range livestock industry - New York : McGraw-Hill, 1950 - 401 p. : ilus.; gráfs. - The American forestry series . - The American forestry series . LCCN: 67241 Subjects--Topical Terms: Ganadería--E.U.A.Pastizales.Pastoreo. Dewey Class. No.: 636.080973 / C5