(2011). How to keep your admiralty products up-to-date (6th ed.). United Kingdom Hydrographic Office.
Chicago Style (17th ed.) CitationHow to Keep Your Admiralty Products Up-to-date. 6th ed. Britain: United Kingdom Hydrographic Office, 2011.
MLA (9th ed.) CitationHow to Keep Your Admiralty Products Up-to-date. 6th ed. United Kingdom Hydrographic Office, 2011.
Warning: These citations may not always be 100% accurate.