Chrismaretta, Chrismaretta, and Mukhlas Abrar. “The Implementation of Collaborative Strategy in Teaching Students’ Speaking Skill”. EduInovasi:  Journal of Basic Educational Studies 4, no. 2 (May 8, 2024): 929–938. Accessed June 3, 2026. https://journal-laaroiba.com/ojs/index.php/edu/article/view/2415.