Simamora, G. A., Khairunnisak, Syahrial, H., & Sihombing, T. P. (2025). The Effect of Training and Employee Engagement on Librarian Performance at The University of North Sumatra Library. SAJMR : Southeast Asian Journal of Management and Research, 3(4), 50–66. https://doi.org/10.61402/sajmr.v3i4.493