Esra Butarbutar, Herlina Hotmadia Sianipar and Irjen Pardamean Butarbutar 2023. The Impact of Family Environment and Students Discipline for the Result of Economics Subject Grade XI SMA Negeri 5 Pematang Siantar Year 2023/2024. International Journal of Integrated Science and Technology. 1, 5 (Nov. 2023), 669–680. DOI:https://doi.org/10.59890/ijist.v1i5.726.