Greenberg, Joseph H., "Numeral Classifiers and Substantival Number: Problems in the Genesis of a Linguist,", 1972

Greenberg, Joseph H., "Numeral Classifiers and Substantival Number: Problems in the Genesis of a Linguist,", 1972, Box: 2, Folder: 37. Nora England Papers, 2023-17. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/395133 Accessed September 26, 2026.