Tampubolon, S., Manalu, A. M. and Simarmata, R. O. (2024) “The Effect Of Duolingo Application Toward Students Listening Achievement Of Seventh Grade Students At SMP Negeri 1 Pasaributobing”, Jurnal Kajian Ilmu Pendidikan (JKIP), 4(2), pp. 582-588. doi: 10.55583/jkip.v4i2.876.