Rizkiani, D. et al. 2022. Lexical Density and Readability of the Facil’s ‘Advanced Learning Textbook’ for Indonesian High School Students. AL-ISHLAH: Jurnal Pendidikan. 14, 1 (Apr. 2022), 741–752. DOI:https://doi.org/10.35445/alishlah.v14i1.1157.