Taylor, Paul S. Mexican Labor in the United States: Migration Statistics II. University of California Publications in Economics Vol. 12, No. 1. Berkeley: University of California, 1933

Taylor, Paul S. Mexican Labor in the United States: Migration Statistics II. University of California Publications in Economics Vol. 12, No. 1. Berkeley: University of California, 1933, Box: 84. George I. Sánchez Papers, 23866736. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/541622 Accessed September 27, 2026.