Narawadee Khamthep. 2010. Study on appropriate area ratio between food crops and energy crops in Thailand. Faculty of Environment and Resource Studies, Mahidol University;
Narawadee Khamthep. (2010) Study on appropriate area ratio between food crops and energy crops in Thailand . Mahidol University/Bangkok.
Narawadee Khamthep. Study on appropriate area ratio between food crops and energy crops in Thailand. . Bangkok:Mahidol University, 2010.
Narawadee Khamthep. (2010) Study on appropriate area ratio between food crops and energy crops in Thailand . Mahidol University/Bangkok.