Day, Mark. "Illegal Immigrants: A View from the Barrio." The Progressive, [photocopy], 1974 February

Day, Mark. "Illegal Immigrants: A View from the Barrio." The Progressive, [photocopy], 1974 February, Box: 165, Folder: 23. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/388904 Accessed September 27, 2026.