Mulatsih, B. “COMPARISON OF THE EFFECTIVENESS OF THE STAD LEARNING MODEL WITH SNOWBALL THROWING IN TERMS OF LEARNING MOTIVATION AND LEARNING OUTCOMES”. Ideguru: Jurnal Karya Ilmiah Guru, Vol. 5, no. 1, May 2020, pp. 1-11, doi:10.51169/ideguru.v5i1.106.