"Issues Affecting Trade and Investment in Non-Fuel Minerals,"Case Western University Journal of International Law 8, Sprint 1976

"Issues Affecting Trade and Investment in Non-Fuel Minerals,"Case Western University Journal of International Law 8, Sprint 1976, Box: 14, Folder: 10. 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/450404 Accessed September 25, 2026.