Smith Thaicharoen. 1991. Socio-economic change resulting from promotion of gem-cutting in the Northeast region : a case study of Khon-Kaen province. Faculty of Graduate Studies, Mahidol University;
Smith Thaicharoen. (1991) Socio-economic change resulting from promotion of gem-cutting in the Northeast region : a case study of Khon-Kaen province . Mahidol University/Bangkok.
Smith Thaicharoen. Socio-economic change resulting from promotion of gem-cutting in the Northeast region : a case study of Khon-Kaen province. . Bangkok:Mahidol University, 1991.
Smith Thaicharoen. (1991) Socio-economic change resulting from promotion of gem-cutting in the Northeast region : a case study of Khon-Kaen province . Mahidol University/Bangkok.