Baderin 2020. UPAYA PENINGKATAN PRESTASI BELAJAR MATEMATIKA MELALUI METODE NUMBERED HEADS TOGETHER. Journal Scientific of Mandalika (JSM) e-ISSN 2745-5955 | p-ISSN 2809-0543. 1, 1 (Aug. 2020), 14-19. DOI:https://doi.org/10.36312/10.36312/vol1iss1pp14-19.