"U.S. News Agencies in Latin America: A History and Some Aspects of Current Status," by J. Laurence Day for Journalism 209, 1964

"U.S. News Agencies in Latin America: A History and Some Aspects of Current Status," by J. Laurence Day for Journalism 209, 1964, Box: 1, Folder: 42. Personal papers of John Laurence Day, PP 551. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/192061 Accessed December 25, 2025.