Office, U, K, H.(2016).Admiralty List of Radio Signals Vol. 2 : Radio Aids to Navigation, Differential GPS (DGPS), Legal Time, Radio Team Signals and Electtonic Position Fixing System (Edisi 2016/17 (NP 282)).United Kingdom:Penerbit The United Kingdom Hydrographic Office.
Gaya MLA
Office, United, Kingdom, Hydrographic."Admiralty List of Radio Signals Vol. 2 : Radio Aids to Navigation, Differential GPS (DGPS), Legal Time, Radio Team Signals and Electtonic Position Fixing System".Edisi 2016/17 (NP 282)United Kingdom:Penerbit The United Kingdom Hydrographic Office,2016.Text.