Rochin, Refugio I. "Illegal Aliens in Agriculture: Some Theoretical Considerations." University of California, Davis [typescript], undated

Rochin, Refugio I. "Illegal Aliens in Agriculture: Some Theoretical Considerations." University of California, Davis [typescript], undated, Box: 194, Folder: 8. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389696 Accessed September 27, 2026.