Nurhayati, Nurhayati, Fathurrohman Fathurrohman, and Ulfa Khoirotul Rosidah. 2024. “Literature Study: Development of Case-Based Teaching Materials through North Sumatra Culture”. Proceeding of International Conference on Language Pedagogy (ICOLP) 4 (1):291-97. https://doi.org/10.24036/icolp.v4i1.231.