Fitawati, Diana, Sugiarto -, and Muhammad Kharis. “KEEFEKTIFAN PEMBELAJARAN KOOPERATIF STAD DENGAN MICROSOFT POWER POINT”. Unnes Journal of Mathematics Education 1, no. 1 (June 29, 2012). Accessed April 18, 2024. https://journal.unnes.ac.id/sju/ujme/article/view/253.