na INLIS000000000005313 0010-1021000147 Rural System Research Project and Farming Systems Research Project for Khon Kaen University Khon Kaen, Thailand Rural System Research Project and Farming Systems Research Project for Khon Kaen University 1987 viii. 357 p. ill.; 23 cm + app. 974-555-251-8 167 167 PEMBANGUNAN DESA METODE PENELITIAN. 579