Yualina, E. and Adi, P. 2025. An Examination of the Effectiveness of the Internal Control System at Department X in West Java Province. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE). 9, 1 (Nov. 2025), 1132-1147. DOI:https://doi.org/10.31538/iijse.v9i1.8573.