APA Style

Office, U, K, H. (2016). Admiralty List of Radio Signals (Global Maritime Distress and Safety System (GMDSS) (NP285 Volume 5 2016/17). United Kingdom: United Kingdom Hydrographic Office.

MLA Style

Office, United, Kingdom, Hydrographic. "Admiralty List of Radio Signals (Global Maritime Distress and Safety System (GMDSS)". NP285 Volume 5 2016/17 United Kingdom: United Kingdom Hydrographic Office, 2016. Text.