Hajiriah TL. Validasi Perangkat Self Assessment dan Peer Review dalam Pembelajaran Kooperatif Tipe Numbered Head Together (NHT). Panthera j. ilm. pendidik. Sains dan terap. [Internet]. 2022 Jan. 30 [cited 2025 Oct. 26];2(1):43-57. Available from: https://e-journal.lp3kamandanu.com/index.php/panthera/article/view/62