Contribution of Internal Control Systems to the Performance of Manufacturing Companies in Rwanda, Inyange Industries Juvenal Mahire Masters of Science in Finance, University of Kigali, Kigali-Rwanda. Publication Information Journal Title: International Journal of Research and Innovation in Social Science (IJRISS) Author(s): Juvenal Mahire. Published On: o3/04/2023 Volume: 7 Issue: 3 First Page: 286 Last Page: 307 ISSN: …