hablando con... Rud y Ann Turnbull in Integra, Volume 12, Number 32, March 2009, Box: 2, Folder: 44. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/304930 Accessed June 21, 2025.