Purnomo, R. ., G. Giyoto, G. A. . Rahmawan, and E. . Mahsunah. “Fostering Collaborative Learning through Presentation, Practice, and Production: Innovative Techniques for Teaching Grammar”. JIIP - Jurnal Ilmiah Ilmu Pendidikan, vol. 6, no. 11, Nov. 2023, pp. 9381-5, doi:10.54371/jiip.v6i11.3259.