ANALISIS PERBANDINGAN KINERJA PEGAWAI TETAP DAN KARYAWAN OUTSOURCING PADAPT. KERETA API INDONESIA (PERSERO) DIVRE 1 SUMATERA UTARA. PUBLIK REFORM [Internet]. 2018 Oct. 12 [cited 2026 Sep. 29];3(2). Available from: https://jurnal.dharmawangsa.ac.id/index.php/jupublik/article/view/311