Jitti Chommanarttikorn และ Pajaree Polprasert;Nopakhun Chutan. (2023) Development of Road Safety Discipline: Cultivation Strategies for Youth in School is Kamphaeng Phet Province. <i>Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University</i>, <i>17</i>(1), 292-307.Jitti Chommanarttikorn และ Pajaree Polprasert;Nopakhun Chutan. "Development of Road Safety Discipline: Cultivation Strategies for Youth in School is Kamphaeng Phet Province". Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 17 (2023):292-307.Jitti Chommanarttikorn และ Pajaree Polprasert;Nopakhun Chutan. Development of Road Safety Discipline: Cultivation Strategies for Youth in School is Kamphaeng Phet Province. Pibulsongkram Rajabhat University:ม.ป.ท. 2023.