00513 2200133 4500245019700000020002200197250001700219110004000236650000800276005001900284260005400303041001200357084001000369 aModel Course 7.16 b : Rating as Able Seafarer Engine in a Manned Engine-Room or Designated To Perform Duties in a Periodically Unmanned Engine-RoomcInternational Maritime OrganizationhText a978-92-801-1711-0 a2019 Edition aInternational Maritime Organization aIMO a20241022130233 aLondonbInternational Maritime Organizationc2019 aEnglish a387.5