Nababan, Freddy, Sondang Manik, Dorayanti Lumban Gaol, and Ester Donna Simanjuntak. “Designing Multicultural-Based Contextual Learning Model in Teaching Writing at Chandra Kumala Senior High School”. Cetta: Jurnal Ilmu Pendidikan 2, no. 3 (August 17, 2019): 567–575. Accessed July 3, 2024. https://jayapanguspress.penerbit.org/index.php/cetta/article/view/1927.