Azizah EPN. AKTIVITAS CORPORATE SOCIAL RESPONSIBILITY (CSR) PT. KERETA API INDONESIA WILAYAH DAOP 4 SEMARANG MELALUI KEGIATAN RAIL CLINIC DAN RAIL LIBRARY. SLDRTS [Internet]. 20 Mei 2022 [dikutip 6 Desember 2025];6(1). Tersedia pada: https://ejurnal.unisri.ac.id/index.php/sldrts/article/view/7084