Wismanto A, Suyoto S, Ulumuddin A. Developing an Instruction Model for News Writing Based on the Cooperative Type Group Investigation Strategy. JOLLT [Internet]. 2022 Apr. 22 [cited 2025 Sep. 29];10(2):174-86. Available from: https://ojspanel.undikma.ac.id/index.php/jollt/article/view/4956