Pham, Minh Gian, Thi Tuyet Hanh Nguyen, and Thi Thu Lieu Dang. 2016. “The Current Circumstances and Essientials for High School Managers”. Dong Thap University Journal of Science, no. 22 (October):10-15. https://doi.org/10.52714/dthu.22.10.2016.388.