Bhagaporn Wattanadumrong. (2024) Small and Medium Enterprises (SMEs) Business Development: a Case Study of Lower Northern Region. <i>Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University</i>, <i>18</i>(1), 57-71.Bhagaporn Wattanadumrong. "Small and Medium Enterprises (SMEs) Business Development: a Case Study of Lower Northern Region". Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 18 (2024):57-71.Bhagaporn Wattanadumrong. Small and Medium Enterprises (SMEs) Business Development: a Case Study of Lower Northern Region. Pibulsongkram Rajabhat University:ม.ป.ท. 2024.