Piyawat Katewongsa. 2005. Consequences of household members out-migration on land use : a case study of Nang Rong, Buriram province. Field of Study Population and Social Research, Mahidol University;
Piyawat Katewongsa. (2005) Consequences of household members out-migration on land use : a case study of Nang Rong, Buriram province . Mahidol University/Bangkok.
Piyawat Katewongsa. Consequences of household members out-migration on land use : a case study of Nang Rong, Buriram province. . Bangkok:Mahidol University, 2005.
Piyawat Katewongsa. (2005) Consequences of household members out-migration on land use : a case study of Nang Rong, Buriram province . Mahidol University/Bangkok.