1. Aberle, David F. 1982The Peyote Religion Among the Navaho. 2nd Edlion. The University of Chicago Press, Chicago.
2. Aberle, David F., and Omer C. Stewart 1984 Navaho and Ute Peyotism: A Chronological and Distributional Study. In:Peyoti sin in the West, edited by O.C. Stewart and II.F. Aberle, pp. 133-270. Unuiversity of Utah, Anthropological Papers 102. Salt Lake City.
3. Bailey, Garrick 1970Changes in Osage Social Organization, 1673-1969. Ph. dissertation, University of Oregon. University Microfilms International, Ann Arbor.
4. Bailey, Garrick 1995The Osage and the Invisible World: From the Writings of Francis La Flesche. University of Oklahoma Press, Norman.
5. Baird, W. David 1980The Quapow Indians: A History of the Down-stream People. University of Oklahoma Press, Norman.