Modern Mexico, Mexico Moderno. New York: Mexican Chamber of Commerce of the U.S., January 1930

Modern Mexico, Mexico Moderno. New York: Mexican Chamber of Commerce of the U.S., January 1930, Volume: Gilbert E163. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/526715 Accessed December 27, 2025.