Nava, Gregory. "Two Worlds Without Borders." A documentary Videofilm Project, Docuvision, Inc., 1979

Nava, Gregory. "Two Worlds Without Borders." A documentary Videofilm Project, Docuvision, Inc., 1979, Box: 188, Folder: 7. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389492 Accessed September 27, 2026.