French, David H. (1961). "Wasco-Wishram." In Perspectives in American Indian Culture Change, edited by Edward H. Spicer, 357-430. Chicago: University of Chicago Press.
French, David H. (1985). "Zebras along the Columbia River: Imaginary Wasco-Wishram Names for Real Animals." International Journal of American Linguistics 51:410-412.
Spier, Leslie, and Edward Sapir (1930). "Wishram Ethnography." University of Wisconsin Publications in Anthropology 3:151-300. Madison.