Sannur Hayati Sinaga. The Influence of Problem Based Learning Models on the Ability to Write Dramatic Texts for Class VII Students of SMP Negeri 3 Pagaran. IJERE [Internet]. 2022 Jun. 30 [cited 2024 May 5];1(1):68-86. Available from: https://ejournal.ipinternasional.com/index.php/ijere/article/view/127