DJVU PDF Collins, J.T. 1985, "The phonology of Tioman Malay and the reconstruction of Proto-Malay", in Southeast Asian Linguistic Studies Presented to André-G. Haudricourt, ed. S. Ratanakul et al., pp. 541-566. Institute of Language and Culture for Rural Development, Mahidol University. cite.

DJVU PDF Collins, J.T. 1979, "Expressives in Kedah Malay", in South-east Asian Linguistic Studies Vol. 4, ed. N.D. Liem, vol. 4, pp. 379-406. Pacific Linguistics, the Australian National University. cite.