IMO: Manual on Maritime Safety Information
Joint IMO/IHO/WMO Manual on Maritime Safety Information
This manual provides a practical guide for anyone who is concerned with drafting navigational warnings or with the issuance of meteorological forecasts and warnings under the Global Maritime Distress and Safety System (GMDSS).
Publication Code: IMO910E
Publication Subtitle: Joint IMO/IHO/WMO Manual on Maritime Safety Information
Publication Edition Number or Year: 2015
Publisher Name: International Maritime Organization (IMO)