Amornrat Kulsudjarit และ Banjerd Singkaneti;Supreeya Kaewla-iad;Bajrawan Nuchprayool;Chanit Suntapun;Prapon Sahapattana. (2021) An Evaluation of the Civil Service Merit System Protection Agency. <i>Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University</i>, <i>15</i>(2), 547-563.Amornrat Kulsudjarit และ Banjerd Singkaneti;Supreeya Kaewla-iad;Bajrawan Nuchprayool;Chanit Suntapun;Prapon Sahapattana. "An Evaluation of the Civil Service Merit System Protection Agency". Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 15 (2021):547-563.Amornrat Kulsudjarit และ Banjerd Singkaneti;Supreeya Kaewla-iad;Bajrawan Nuchprayool;Chanit Suntapun;Prapon Sahapattana. An Evaluation of the Civil Service Merit System Protection Agency. Pibulsongkram Rajabhat University:ม.ป.ท. 2021.