Widiyanah, I., ., H. and Damayanti, A.T. (2017) “Glossary Book For Cadets Of Indonesian Railway Academy In English Specific Purpose Program”, Jurnal Perkeretaapian Indonesia (Indonesian Railway Journal), 1(1), pp. 63–66. Available at: https://jurnal.ppi.ac.id/jpi/article/view/31 (Accessed: 4 June 2026).