Hira Maulida, Umi Rusilowati,. “Effect of Competence and Career Development on Turnover and It’s Impact on Productivity”. Jurnal Manajemen 24, no. 1 (February 15, 2020): 59–73. Accessed May 9, 2024. http://ecojoin.org/index.php/EJM/article/view/618.