Anggara TF. Pengaruh Model Numbered Head Together (NHT) Terhadap Konsentrasi Dan Hasil Belajar Siswa Dalam Pembelajaran Sejarah. Jo. Soc. Know. Ed [Internet]. 2021Feb.28 [cited 2024May22];2(1):10-5. Available from: https://cahaya-ic.com/index.php/JSKE/article/view/374