DJVU PDF Chamberlain, J.R. 1975, "A new look at the history and classification of the Tai languages", in Studies in Tai Linguistics in Honor of William J. Gedney, ed. J.G. Harris and J.R. Chamberlain, pp. 49-66. Central Institute of English Language. cite.

DJVU PDF Haudricourt, A.G. 1975, "A propos du puzzle de W.J. Gedney", in Studies in Tai Linguistics in Honor of William J. Gedney, ed. J.G. Harris and J.R. Chamberlain, pp. 252-258. Central Institute of English Language. cite.