Siriwan Pakkhem. 2007. A phonological comparison of Pattani Malay as spoken in Narathiwat, Krabi and Pathumthani. Institute of Language and Culture for Rural Development, Mahidol University;
Siriwan Pakkhem. (2007) A phonological comparison of Pattani Malay as spoken in Narathiwat, Krabi and Pathumthani . Mahidol University/Bangkok.
Siriwan Pakkhem. A phonological comparison of Pattani Malay as spoken in Narathiwat, Krabi and Pathumthani. . Bangkok:Mahidol University, 2007.
Siriwan Pakkhem. (2007) A phonological comparison of Pattani Malay as spoken in Narathiwat, Krabi and Pathumthani . Mahidol University/Bangkok.