Orisalsalina Br Surbakti, and Syaiful Azmi Hasibuan. “The Effectiveness of The Correctional Development Program in Changing the Behaviour of Prisoners: Study at the Langkat Class III Youth Correctional Institution”. International Journal of Sociology and Law 1, no. 2 (May 18, 2024): 150–161. Accessed March 27, 2026. https://international.appihi.or.id/index.php/IJSL/article/view/77.