Institute for the Study of Economic Systems (ISES). Two-Factor News 2, no. 1, 1974 May

Institute for the Study of Economic Systems (ISES). Two-Factor News 2, no. 1, 1974 May, Box: 176, Folder: 2. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389209 Accessed September 26, 2026.