Hajar, Yuni, Elly Prihasti Wuriyani, and Muhammad Joharis Lubis. 2023. “Developing Interactive Materials of Writing Non-Literary Texts Based on Flipbooks for Secondary School Students”. JOALL (Journal of Applied Linguistics and Literature) 8 (1):195-212. https://doi.org/10.33369/joall.v8i1.22097.