La’biran, R., Melki Garoga, Perdy Karuru and Eka Apriani 2023. Development of Listening and Speaking Textbook for General Communication Based on Laboratory Language Operating Software . Journal of English Education and Teaching. 7, 2 (May 2023), 235–252. DOI:https://doi.org/10.33369/jeet.7.2.235-252.