Nafandri Utama, M.V. et al. 2023. The Multimodal Indonesian Flipbook E-Module for Vocational High School Students: Spotlighting the Usefulness. AL-ISHLAH: Jurnal Pendidikan. 15, 4 (Oct. 2023), 4317–4327. DOI:https://doi.org/10.35445/alishlah.v15i4.3857.