Theory and Practice In Rural Education. Progressive Education 13, no. 8 (December 1936): 590-96.

Theory and Practice In Rural Education. Progressive Education 13, no. 8 (December 1936): 590-96., Box: 66, Folder: 23. George I. Sánchez Papers, 23866736. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/541269 Accessed September 27, 2026.