Nainggolan, N.S. et al. 2025. The Influence of Work-Life Balance, Training and Development on Employee Retention: Case Study of Millennial Employees at PT Serdang Multi Sarana. Journal of Economics and Management Scienties. 7, 3 (Jun. 2025), 374–380. DOI:https://doi.org/10.37034/jems.v7i3.149.