Gaya APA

Office, U, K, H. (2023). Admiralty List of Lights and Fog Signals Volume F : North-East Indian Ocean, Central part of South China and Eastern Archipelagic Seas (Nort of the Equator); excluding China, and South-West part of Philippine Sea (Ed. 4). United Kingdom: The UK Hydrographic Office.

Gaya MLA

Office, United, Kingdom, Hydrographic. "Admiralty List of Lights and Fog Signals Volume F : North-East Indian Ocean, Central part of South China and Eastern Archipelagic Seas (Nort of the Equator); excluding China, and South-West part of Philippine Sea". Ed. 4 United Kingdom: The UK Hydrographic Office, 2023. Text.