Cardenas, Gilbert. "Working Paper: Illegal Aliens and Labor Force." Prepared for the Measurement of Social and Economic Data and Public Policy Conference, University of Texas at Austin, 1975 April 10-11

Cardenas, Gilbert. "Working Paper: Illegal Aliens and Labor Force." Prepared for the Measurement of Social and Economic Data and Public Policy Conference, University of Texas at Austin, 1975 April 10-11, Box: 160, Folder: 5. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/388776 Accessed September 27, 2026.