Arrak Praprom และ Thitiya Bongkotphet; Suriya Chapoo. (2022) Physics Teachers' Technological Pedagogical Content Knowledge and Problems in the Instructional Management under the Secondary Educational Service Area Office Sukhothai in the Situation of Coronavirus Pandemic. <i>International Journal of Science Education and Teaching</i>, <i>1</i>(2), 87-95.Arrak Praprom และ Thitiya Bongkotphet; Suriya Chapoo. "Physics Teachers' Technological Pedagogical Content Knowledge and Problems in the Instructional Management under the Secondary Educational Service Area Office Sukhothai in the Situation of Coronavirus Pandemic". International Journal of Science Education and Teaching 1 (2022):87-95.Arrak Praprom และ Thitiya Bongkotphet; Suriya Chapoo. Physics Teachers' Technological Pedagogical Content Knowledge and Problems in the Instructional Management under the Secondary Educational Service Area Office Sukhothai in the Situation of Coronavirus Pandemic. Science Education Association (Thailand):ม.ป.ท. 2022.