Peale, Norman, Kiki Kristanto, and Rizki Setyobowo Sangalang. “A Criminal Law Review of the Practice of Withholding Employees’ Diplomas in the Workplace As a Form of Collateral”. Journal of Law, Politic and Humanities 5, no. 3 (January 31, 2025): 1774–1780. Accessed February 22, 2025. https://dinastires.org/JLPH/article/view/1235.