TY - GEN AU - AU - Thiland, Ministry of Agriculture Office of the Under Secretary of State, Division of Agricultural Economics TI - Study on agricultural economics conditions of the farmers in the provinces of Roi-Et Mahasarakam and Kalasin and 1962-1963 PY - 1964/// CY - Thiland PB - Ministry of Agriculture Office of the Under Secretary of State, Division of Agricultural Economics KW - Farmers KW - Economic Sociology ER -