Thanakorn Piyasirinan. (2023) The Problems Administration of the Category General Education Private School, Samut Prakan Province in the Situation of Coronavirus Disease 2019 (COVID-19). <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(2), 255-268.Thanakorn Piyasirinan. "The Problems Administration of the Category General Education Private School, Samut Prakan Province in the Situation of Coronavirus Disease 2019 (COVID-19)". Interdisciplinary Academic and Research Journal 3 (2023):255-268.Thanakorn Piyasirinan. The Problems Administration of the Category General Education Private School, Samut Prakan Province in the Situation of Coronavirus Disease 2019 (COVID-19). DR.KEN Institute of Academic Development and Promotion.:ม.ป.ท. 2023.