Sukanya Saengson และ Supapon Pongpinyoopas;Kwandow Jamjang. (2023) Strategies for Managing Early Childhood Education in Schools Under Kamphaeng Phet Primary Educational Service Area Office 1 and Office 2. <i>Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University</i>, <i>17</i>(2), 587-603.Sukanya Saengson และ Supapon Pongpinyoopas;Kwandow Jamjang. "Strategies for Managing Early Childhood Education in Schools Under Kamphaeng Phet Primary Educational Service Area Office 1 and Office 2". Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 17 (2023):587-603.Sukanya Saengson และ Supapon Pongpinyoopas;Kwandow Jamjang. Strategies for Managing Early Childhood Education in Schools Under Kamphaeng Phet Primary Educational Service Area Office 1 and Office 2. Pibulsongkram Rajabhat University:ม.ป.ท. 2023.