Pardede , Lasmaria, et al. “Pengaruh Model Pembelajaran Kooperatif Tipe Team Assisted Individualization (TAI) Terhadap Kemampuan Literasi Numerasi Pada Materi Aritmatika Sosial Di Kelas VII SMP Negeri 13 Medan”. Innovative: Journal Of Social Science Research, vol. 3, no. 2, May 2023, pp. 5060-9, https://j-innovative.org/index.php/Innovative/article/view/911.