موسی ح. ب. . and خطاب ج. ج. . . . . . (2020) “Using the Balanced Scorecard to Evaluate the Performance of Industrial Firms: An Applied Study at the Metal Drum Company for the Manufacture of Drums”, Polytechnic Journal of Humanities and Social Sciences, 1(2), pp. 1-11. doi: 10.25156/ptjhss.v1n2y2020.pp1-11.