Kotmāi, sonthisanyā, læ Kh̨̄otoklong kīeokap kānp̨ongkan læ prāpprām yāsēptit kh̨̄ong Prathēt Thai = Laws, treaties, and agreements concerning narcotics control of Thailand (Samnakngān P̨̄o. P̨̄o. S̨̄o., Samnak Nāyok Ratthamontrī, 2001)