Kaufman, Terrence, Principios Ortograficos Para Escribir Las Lenguas Mayances, Volumen I,, 1973 December

Kaufman, Terrence, Principios Ortograficos Para Escribir Las Lenguas Mayances, Volumen I,, 1973 December, Box: 12, Folder: 53. Nora England Papers, 2023-17. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/396059 Accessed September 27, 2026.