Chairunnisa, C., and M. I. Jaelani. “Exogent Factors at PT. Metro Taruna Jakarta That Affect Employess Performance”. Agregat: Jurnal Ekonomi Dan Bisnis, vol. 3, no. 2, Sept. 2019, pp. 112-24, https://journal.uhamka.ac.id/index.php/agregat/article/view/3526.