Gaya APA

Office, U, K, H. (2007). Admiralty List of Radio Signals Vol. 1(1) : Maritime Radio Stations Europe, Africa and Asia (Excluding the Far East) Edisi 2007/08 (Edisi 2007/08 (NP 281-1)). United Kingdom: Penerbit The United Kingdom Hydrographic Office.

Gaya MLA

Office, United, Kingdom, Hydrographic. "Admiralty List of Radio Signals Vol. 1(1) : Maritime Radio Stations Europe, Africa and Asia (Excluding the Far East) Edisi 2007/08". Edisi 2007/08 (NP 281-1) United Kingdom: Penerbit The United Kingdom Hydrographic Office, 2007. Text.