Astuti A. Pengaruh Model Pembelajaran Kooperatif Tipe Numbered Head Together (NHT) Terhadap Hasil Belajar Matematika Siswa Kelas VII SMP Negeri 1 Bangkinang. cendekia [Internet]. 2024 Aug. 14 [cited 2026 Mar. 3];1(1):22-8. Available from: https://cendekia.co/index.php/cendekia/article/view/5