Bisono, Fipka. “PENINGKATAN KOMPETENSI LULUSAN SMK DI BIDANG MESIN PERKAPALAN CNC”. Jurnal Cakrawala Maritim 2, no. 2 (November 22, 2019). Accessed November 21, 2024. http://journal.ppns.ac.id/index.php/cakrawalamaritim/article/view/1307.