Roper, Donna C. "Documentary Evidence for Changes in Protohistoric and Early Historic Pawnee Hunting Practices." Plains Anthropologist 37/141 (1992): 353-366.

Roper, Donna C. "Documentary Evidence for Changes in Protohistoric and Early Historic Pawnee Hunting Practices." Plains Anthropologist 37/141 (1992): 353-366.