Fadilah, H., & Harahap, R. D. (2022). Internal Control System for the Management of Petty Cash Funds at the UPT Office of Labor Supervision Region I, North Sumatra Province. Jurnal Akuntansi, Manajemen Dan Bisnis Digital, 1(2), 30–34. https://doi.org/10.37676/jambd.v1i2.2248