Ramles, Polin, and Rosti Br Perangin Angin. “Leadership Development Strategies in Organizations: The Role of Human Resource Management in Improving Effectiveness and Productivity”. Jurnal EMT KITA 8, no. 2 (April 30, 2024): 801–810. Accessed January 16, 2026. https://journal.lembagakita.org/emt/article/view/2382.