Price, John A. "The Urbanization of Mexico's Northern Border States." Research supported by a grant from the U.S.-Mexico Border Studies Project, 1969 February

Price, John A. "The Urbanization of Mexico's Northern Border States." Research supported by a grant from the U.S.-Mexico Border Studies Project, 1969 February, Box: 192, Folder: 8. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389640 Accessed September 27, 2026.