SIRAIT, Riama. IMPLEMENTASI MODEL PEMBELAJARAN KOOPERATIF TIPE NUMBERED HEADS TOGETHER (NHT) UNTUK MENINGKATKAN HASIL BELAJAR PSIKOMOTORIK BIOLOGI SISWA DI KELAS X MIA-1 SMAN 1 PERCUT SEI TUAN T.A.2014/2015. JURNAL HANDAYANI PGSD FIP UNIMED, [S. l.], v. 4, n. 2, 2016. DOI: 10.24114/jh.v4i2.2853. Disponível em: http://103.242.233.34/index.php/handayani/article/view/2853. Acesso em: 31 jan. 2025.