Ariestino, H., Sunaryo, W., & Herdiyana, H. (2026). STRATEGIES FOR IMPROVING EMPLOYEE PERFORMANCE THROUGH PROGRAMS TO STRENGTHEN SELF-EFFICACY, SUPERVISION, AND WORK MOTIVATION. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), 9(2), 11304-11315. https://doi.org/10.31538/iijse.v9i2.9696