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