DJVU PDF Pittman, R.S. 1985, "Voice register theory and the splitting of tonal systems", in Southeast Asian Linguistic Studies Presented to André-G. Haudricourt, ed. S. Ratanakul et al., pp. 23-33. Institute of Language and Culture for Rural Development, Mahidol University. cite.

DJVU PDF Huffman, F. 1985, "The phonology of Chong", in Southeast Asian Linguistic Studies Presented to André-G. Haudricourt, ed. S. Ratanakul et al., pp. 355-388. Institute of Language and Culture for Rural Development, Mahidol University. cite.