Author: Khrōngkān Prachum Prasān Khwāmrūammư̄ Phūnam Sātsanā rư̄ang "Botbāt khō̜ng Sāsanik nai Kānsāng Khwāmsamānnachan" (2006 Rōngrǣm ʻImphīrīan Narāthiwāt, Narāthiwāt)