Veronika Nainggolan, Jubelando O. Tambunan, Chintani Sihombing. Analysis of the Impact of Giving Rewards and Punishment to Increase Student’s Interest in Learning Indonesian in Class III of Taman Siswa Elementary School, Pematang Siantar. jiem [Internet]. 2025Dec.22 [cited 2025Dec.23];8(1):527-32. Available from: http://jurnal.stmikiba.ac.id/index.php/jiem/article/view/238