Widita, Anindya, and NurihsanAhmad Juntika. “The Development of Internalization of Character Responsibility Through the Cooperative Learning Model on Students in Elementary School”. International Conference on Elementary Education 2, no. 1 (March 2, 2020): 387-394. Accessed October 16, 2024. http://proceedings2.upi.edu/index.php/icee/article/view/640.