Recent Writings in American Indian HistoryThe Roots of Dependency: Subsistence, Environment, and Social Change Among the Choctaws, Pawnees, and Navajos, by Richard White. Lincoln, University of Nebraska Press, 1983. xix, 417 pp. $26.50.With Good Intentions: Quaker Work Among the Pawnees, Otos, and Omahas in the 1870s. by Clyde A. Milner, II. Lincoln, University of Nebraska Press, 1982. xiii, 231 pp. $21.50.Wolves for the Blue Soldiers: Indian Scouts and Auxiliaries with the United States Army, 1860-90, by Thomas W. Dunlay. Lincoln, University of Nebraska Press, 1982. vii, 293 pp. $21.95.The Jicarilla Tribe: A History, 1846-1970, by Veronica Valerde Tiller. Lincoln, University of Nebraska Press, 1983. viii. 258 pp. $23.95.American Protestantism and United States lndian Policy, 1869-1882, by Robert H. Keller, Jr. Lincoln, University of Nebraska Press, 1983. xiii, 346 pp. $27.95.