A Correlational Study On Internal Control System Efficiency And Operational Sustainability Of Selected Savings And Credit Cooperatives In The Camanava Area Of Metropolitan Manila. int.jour.sci.res.mana [Internet]. 2018 May 29 [cited 2024 Nov. 23];6(05):EM-2018. Available from: https://ijsrm.net/index.php/ijsrm/article/view/1522