Sihombing, R. (2022) “IMPROVING LEARNING OUTCOMES LEARNERS ON CHRISTIAN RELIGIOUS LESSON AND CHARACTERISTICS I CLASS IX THROUGH STRATEGY BUYER A JARAN COOPERATIVE TYPE OF JIG-SAW IN SMP STATE 45 MEDAN TP 2019/2020 ”, Jurnal Scientia, 11(01), pp. 13-15. Available at: http://infor.seaninstitute.org/index.php/pendidikan/article/view/397 (Accessed: 24April2024).