“TINGKAT KINERJA KARYAWAN OUTSOURCING DI PT PLN PERSERO UP3 SULUT AREA KOTA MOBAGU”. PSIKOPEDIA 2, no. 2 (June 1, 2021). Accessed December 25, 2025. https://ejurnal.unima.ac.id/index.php/psikopedia/article/view/1965.