Gaya APA

Navy, H, O, T. (1996). Admiralty List of Radio Signals Volume 3 Part 1 : Radio Weather Services and Navigational Warnings (Volume 3 Part 1). United Kingdom: Penerbit The Hydrographer of the Navy.

Gaya MLA

Navy, Hydrographer, Of, The. "Admiralty List of Radio Signals Volume 3 Part 1 : Radio Weather Services and Navigational Warnings". Volume 3 Part 1 United Kingdom: Penerbit The Hydrographer of the Navy, 1996. Text.