Chomsawat , Sutida, and Thanyachanok Pawala. 2021. “Factors Affecting Income of Farmers Who Farm People in Phayakkhaphum Phisai District, Maha Sarakham Province”. International Journal of Sociologies and Anthropologies Science Reviews 1 (3). Maha Sara Kham, TH.:33-44. https://doi.org/10.14456/jsasr.2021.14.