Sugiyadnya IKJ, Wiarta IW, Putra IKA. Pengaruh Model Pembelajaran Kooperatif Learning Tipe NHT terhadap Pengetahuan Matematika. International j.of Elementary Education [Internet]. 2019 Oct. 10 [cited 2024 Jul. 17];3(4):413-22. Available from: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/21314