Historia Documental de Mexico by Miguel León-Portilla [et al] (México, Universidad Nacional Autónoma de México, Instituto de Investigaciones Históricas, 1964)

Historia Documental de Mexico by Miguel León-Portilla [et al] (México, Universidad Nacional Autónoma de México, Instituto de Investigaciones Históricas, 1964), Box: 59. Stanley R. Ross Papers, 972737976. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/492143 Accessed September 26, 2026.