Gaya APA

Office, U, K, H. (2011). Admiralty List of Radio Signals Vol. 1(2) : Maritime Radio Stations ( The Americas, Far East and Oceania ) Edisi 2011/12 (Edisi 2011/12 (NP 281-2)). United Kingdom: Penerbit The United Kingdom Hydrographic Office.

Gaya MLA

Office, United, Kingdom, Hydrographic. "Admiralty List of Radio Signals Vol. 1(2) : Maritime Radio Stations ( The Americas, Far East and Oceania ) Edisi 2011/12". Edisi 2011/12 (NP 281-2) United Kingdom: Penerbit The United Kingdom Hydrographic Office, 2011. Text.