Susmitra Muhammad Efendi, and Nurdiana. 2024. “An Analysis of Readibility of English Textbook Used by The Second Grade Students of SMK Negeri 1 Kelayang”. TRANSFORM : Journal of English Language Teaching and Learning 13 (2). North Sumatera, Indonesia:88-96. https://doi.org/10.24114/tj.v13i2.66768.