©2013 National Research Council of Thailand
Tospol Cheocherngngarn. 1997. The assessment of rice replacement policy at the farm level in Chao Phraya Basin : a case study in Suphan Buri province. Graduate School, Chiang Mai University;
Tospol Cheocherngngarn. (1997) The assessment of rice replacement policy at the farm level in Chao Phraya Basin : a case study in Suphan Buri province . Chiang Mai University/Chiang Mai.
Tospol Cheocherngngarn. The assessment of rice replacement policy at the farm level in Chao Phraya Basin : a case study in Suphan Buri province. . Chiang Mai:Chiang Mai University, 1997.
Tospol Cheocherngngarn. (1997) The assessment of rice replacement policy at the farm level in Chao Phraya Basin : a case study in Suphan Buri province . Chiang Mai University/Chiang Mai.