Najwa Lahmady, Muh. Yahrif, & Muliaty Ibrahim. (2023). THE USE OF DUOLINGO TO INCREASE THE STUDENTS’ VOCABULARY MASTERY AT JUNIOR HIGH SCHOOL. MERDEKA : Jurnal Ilmiah Multidisiplin, 1(2), 293-300. https://doi.org/10.62017/merdeka.v1i2.602