Bowker, R.R. Catalog. New York: R.R. Bowker Company,, 1980

Bowker, R.R. Catalog. New York: R.R. Bowker Company,, 1980, Box: 10, Volume: 9. Midwest Distributors records, RH MS 949. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/574499 Accessed January 01, 2026.