Sarun Wattanutchariya. 1992. Production technology and economic performance of maize cultivation in Thailand. Bangkok:Kasetsart University;
Sarun Wattanutchariya. (1992) Production technology and economic performance of maize cultivation in Thailand (รายงานผลงานวิจัย). Kasetsart University:Bangkok.
Sarun Wattanutchariya. Production technology and economic performance of maize cultivation in Thailand. Bangkok:Kasetsart University, 1992.
Sarun Wattanutchariya. (1992) Production technology and economic performance of maize cultivation in Thailand (รายงานผลงานวิจัย). Kasetsart University:Bangkok.