Silalahi M, Nasution HAR, Fikri R. Implementation of The Police Professional Code of Ethics In Handling Violations of Member Discipline In Propam Polresta Deli Serdang. j.sosial, j.ilmusosial [Internet]. 2025 Jun. 9 [cited 2025 Jun. 15];5(1):8. Available from: https://penerbitadm.pubmedia.id/index.php/iso/article/view/2502