Letwar, E.S. et al. 2025. The Effect of Transactional Leadership on Employee Performance through Locus of Control as a Mediating Variable. Public Policy ; Jurnal Aplikasi Kebijakan Publik dan Bisnis. 6, 2 (Nov. 2025), 543–555. DOI:https://doi.org/10.51135/PublicPolicy.v6.i2.p543-555.