European Commission., & Workshop on the User's Requirements of the Vessel Traffic Management and Information Services. (1998). Report on the Workshop on the User's Requirements of the Vessel Traffic Management and Information Services: VTMIS--concerted action. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission., and Workshop on the User's Requirements of the Vessel Traffic Management and Information Services. Report On the Workshop On the User's Requirements of the Vessel Traffic Management and Information Services: VTMIS--concerted Action. Luxembourg: Office for Official Publications of the European Communities, 1998.
Παραπομπή MLAEuropean Commission., and Workshop on the User's Requirements of the Vessel Traffic Management and Information Services. Report On the Workshop On the User's Requirements of the Vessel Traffic Management and Information Services: VTMIS--concerted Action. Luxembourg: Office for Official Publications of the European Communities, 1998.