Siti Nurhaliza, et al. “The Influence of Job Mutation, Professional Competence, and Extrinsic Motivation on Employee Performance of PTPN IV Regional II Kebun Limau Mungkur ”. Harmony Management: International Journal of Management Science and Business, vol. 2, no. 3, July 2025, pp. 01-12, doi:10.70062/harmonymanagement.v2i3.299.