Catlin, Ruth, "Fernando Botero: A Resource Guide", circa 1977,, 1979

Catlin, Ruth, "Fernando Botero: A Resource Guide", circa 1977,, 1979, Box: 37, Folder: 7. Stanton Loomis Catlin Papers, 2007-01. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/474101 Accessed September 26, 2026.