Somba, Yanuar, Nihta Liando, and Tirza Kumayas. 2022. “A STUDY ON TYPES OF VOCABULARY TASKS IN EFL TEXTBOOK ENGLISH ON THE SKY 1”. JoTELL : Journal of Teaching English, Linguistics, and Literature 1 (4):528-49. https://doi.org/10.36582/jotell.v1i4.3904.