Dari, Tita Ratna Wulan, et al. “Unlocking Vocabulary Mastery: Pocketbook To Meet the Needs of Elementary School Students and Teachers”. Jo-ELT (Journal of English Language Teaching) Fakultas Pendidikan Bahasa & Seni Prodi Pendidikan Bahasa Inggris IKIP, vol. 12, no. 1, June 2025, pp. 1-12, doi:10.33394/jo-elt.v12i1.13602.