Raja Osvidius Vincent Saragi Sidabutar. “MANFAAT GCG PADA PERUSAHAAN PT. JAYA KONSTRUKSI MANGGALA PRATAMA”. Jurnal Cahaya Mandalika ISSN 2721-4796 (online) 4, no. 3 (August 19, 2023): 1050-1057. Accessed November 28, 2024. https://ojs.cahayamandalika.com/index.php/jcm/article/view/1959.