Ersa Rahmadania, Silvia. “ETIKA BISNIS (BUSINESS ETHIC) PADA PT. TN JAKARTA”. Jurnal Ekonomi Manajemen Sistem Informasi 1, no. 5 (May 1, 2020): 426–437. Accessed April 11, 2025. https://dinastirev.org/JEMSI/article/view/201.