CHE MOHD NASIR, N.; ABD. HAMID, N. Eksplorasi Penggunaan Ketum dalam Kalangan Belia di Negeri Kedah. Jurnal Pembangunan Sosial, [S. l.], v. 20, p. 1–14, 2017. DOI: 10.32890/jps.20.2017.11549. Disponível em: https://e-journal.uum.edu.my/index.php/jps/article/view/jps.20.2017.11549. Acesso em: 24 apr. 2024.