Southwestern Cooperative Educational Laboratory. "Five-Year Long-Range Plan, 1968-1973", 1968 March

Southwestern Cooperative Educational Laboratory. "Five-Year Long-Range Plan, 1968-1973", 1968 March, Box: 201, Folder: 1. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389836 Accessed September 26, 2026.