Title: Kānsưksā khō̜mūn kāntalāt khō̜ng sapphayākō̜n čhāk Lumnam Songkhrām tō̜n lāng nai talāt radap ʻamphœ̄, kō̜ranī sưksā Talāt ʻAmphœ̄ ʻĀkāt ʻAmnūai, Čhangwat Sakon Nakhō̜n, læ Talāt ʻAmphœ̄ Sī Songkhrām, Čhangwat Nakhō̜n Phanom
Description: Study of marketing information of lower basin Namsongkram River at district level market, a case study of Arkat Amnuay District Market in Sakon Nakhon Province and Sri Songkram District Market in Nakon Phanom Province, Northeastern Thailand.