Hasibuan, P.E. et al.trans. 2018. The Effect of Leadership, Employee Engagement, and Self Learning on Effectiveness of Employee’s Work: Human Resouce Management. International Journal of Scientific Research and Management (IJSRM). 6, 07 (Jul. 2018), EM–2018. DOI:https://doi.org/10.18535/ijsrm/v6i7.em03.