Kroeker 1997. Marvin E. Kroeker, Comanches and Mennonites on the Oklahoma Plains: cA.J. and Magdalena Becker and the Post Oak Mission, Centers for Mennonite Brethren Studies, , 177p. (ISBN0-921788-42-8, lire en ligne).
Wallace et Hoebel 1952, p.142. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).
Wallace et Hoebel 1952, p.143-144. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).
Wallace et Hoebel 1952, p.120. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).
Wallace et Hoebel 1952, p.122-123. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).
Wallace et Hoebel 1952, p.124. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).
Wallace et Hoebel 1952, p.124-125. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).
Wallace et Hoebel 1952, p.125-132. Ernest Wallace et E. Adamson Hoebel, The Comanche: Lords of the Southern Plains, University of Oklahoma Press, (OCLC1175397).