"U.S.-Mexico Trade and Investment Relations," with Gary L. Springer, c.1988

"U.S.-Mexico Trade and Investment Relations," with Gary L. Springer, c.1988, Box: 17, Folder: 6. Guy F. Erb Records of the Mexico-U.S. Business Committee and Related Materials, 2004-54. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/450458 Accessed September 25, 2026.