Office, U, K, H.(2003).Admiralty List of Radio Signals Vol. 6(1) : Pilot Services, Vessel Traffic Services and Port Operations United Kingdom and Ireland (Including European Channel Ports) Edisi 2003/04 (Edisi 2003/04).United Kingdom:Penerbit The United Kingdom Hydrographic Office.
Gaya MLA
Office, United, Kingdom, Hydrographic."Admiralty List of Radio Signals Vol. 6(1) : Pilot Services, Vessel Traffic Services and Port Operations United Kingdom and Ireland (Including European Channel Ports) Edisi 2003/04".Edisi 2003/04United Kingdom:Penerbit The United Kingdom Hydrographic Office,2003.Text.