Tryani Putri Annahru, N.; Tarigan, P.; Wardana, Y. F. W.; Tarigan, B. A. TRAINING EFFECTIVENESS AND LEADERSHIP IN IMPROVING EMPLOYEE PERFORMANCE: THE MEDIATING ROLE OF WORK MOTIVATION AT THE HUMAN RESOURCES DEVELOPMENT AGENCY OF THE MINISTRY OF AGRARIAN AFFAIRS AND SPATIAL PLANNING NATIONAL LAND AGENCY, INDONESIA. IJEBAR 2026, 10.