NOOR HISHMUDDIAN RAHIM; MOHAMMED FEIZOL ANUAR HJ AYUB; MOHD RADZI HJ HAMID; AHMAD SAIFUDDIN TALHA; FARIZAL MYEOR; MOHD NAJIB SAAD; MOHD ZAKI ABU; HAMIDI HASHIM. KRISIS PERLEMBAGAAN PERAK 2009 DAN KESAN TERHADAP PERPADUAN NASIONAL: THE PERAK CONSTITUTION CRISIS 2009 AND ITS IMPACT ON NATIONAL UNITY. Zulfaqar Journal of Defence Management, Social Science & Humanities, [S. l.], 2020. Disponível em: https://zulfaqarjdmssh.upnm.edu.my/index.php/zjdmssh/article/view/49. Acesso em: 28 jun. 2025.