Morales, Patricia. "Migración y desarrollo." Mexico-United States Seminar on Undocumented Migration, Mexico City, 1980 September 04-06

Morales, Patricia. "Migración y desarrollo." Mexico-United States Seminar on Undocumented Migration, Mexico City, 1980 September 04-06, Box: 184, Folder: 10. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389424 Accessed September 27, 2026.