Tran , V. D. (2019) “The effects of cooperative learning on the classroom learning environment, attitude and self-esteem of students”,
Tạp chí Khoa học Trường Đại học Sư phạm TP Hồ Chí Minh
, (65), tr 34. doi: 10.54607/hcmue.js.0.65.2100(2014).