Mengjun Pi, Shuanghong Wang, JungengXin, Shuyi Wang. “Investigation and Countermeasures of the Present Situation of Preschool Teachers’ Independent Study in Guizhou Minority Areas ”. Forest Chemicals Review (March 29, 2022): 1328-1342. Accessed May 17, 2024. http://forestchemicalsreview.com/index.php/JFCR/article/view/641.