WIDYASTUTI, Wahyu. PENINGKATAN AKTIVITAS DAN HASIL BELAJAR BIOLOGI MELALUI PENERAPAN METODE NUMBERED HEAD TOGETHER PADA SISWA KLAS X SMA 3 BANTUL. Jurnal Ilmiah Guru Caraka Olah Pikir Edukatif, [S. l.], v. 20, n. 1, 2016. DOI: 10.21831/jig cope.v20i1.10787. Disponível em: https://jurnal.uny.ac.id/index.php/cope/article/view/10787. Acesso em: 15 may. 2025.