Marlapa, Eri, and Bambang Mulyana. “The Effect of Work Discipline and Work Motivation on Employee Productivity With Competence As Interviening Variables”. International Review of Management and Marketing 10, no. 3 (May 21, 2020): 54–63. Accessed December 4, 2024. https://econjournals.com/index.php/irmm/article/view/9922.