Munawaroh, Muhammad Radian syah, Sri fitria jayusman, Safira Khoirunnisa, and Rahmatika. 2024. “The Influence Of Financial Ratios On Changes In Profit At Pt. Tirta Investama Medan”. JIEBS: Journal of Islamic Economics and Business 1 (1):10-18. https://e-journalbarokahpublisher.com/index.php/JIEBS/article/view/108.