D49A - High Voltage - Operational level (with simulator) STCW A-III/1, A-III/6
D49A - High Voltage - Operational level (with simulator) STCW A-III/1, A-III/6
19. svibnja 2022.
D49A - High Voltage - Operational level (with simulator) STCW A-III/1, A-III/6