Rios, Omar G. "The Chronic Mexican-Alien Immigration Offender." Federal Probation [photocopy], 1970 September

Rios, Omar G. "The Chronic Mexican-Alien Immigration Offender." Federal Probation [photocopy], 1970 September, Box: 193, Folder: 20. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389675 Accessed September 27, 2026.