00408nam a22001457a 4500 12797 12797 250606b 2025 ||||| |||| 00| 0 eng d 9781913997663 623.8 ICS ICS- International Chamber of Shipping Guide to helicopter / ship operations 6th London ICS- International Chamber of Shipping 2025 158p. BK 0 0 ddc 0 623_800000000000000_ICS 0 REF 16062 MU MU GEN 2025-06-06 623.8 ICS MPC6972 2025-06-06 BK IMO SHELF