Syaputri, K. D., & Yustita, R. Y. (2021). THE THE EFFECT OF JOINING ENGLISH COURSE PROGRAM TO ELEVENTH GRADE STUDENTS’ ENGLISH VOCABULARY MASTERY. Jurnal Ilmiah Bina Bahasa, 14(2), 161-171. https://doi.org/10.33557/binabahasa.v14i2.1559