APA Style

Office, U, K, H. (2015). Admiralty List of Radio Signals (maritime Safety Information Services) (NP283(1) Volume 3 2015/16). United Kingdom: United Kingdom Hydrographic Office.

MLA Style

Office, United, Kingdom, Hydrographic. "Admiralty List of Radio Signals (maritime Safety Information Services)". NP283(1) Volume 3 2015/16 United Kingdom: United Kingdom Hydrographic Office, 2015. Text.