Ruby, Robert H.; John A. Brown; Cary C. Collins (2010). A guide to the Indian tribes of the Pacific Northwest (3rd ed.). Norman: University of Oklahoma Press. ISBN978-0-8061-4024-7. OCLC557404302.
Stephen Dow Beckham, ed. (2006). Oregon Indians: voices from two centuries. Corvallis, Or.: Oregon State University Press. ISBN0-87071-088-5. OCLC62326650.