Gaya APA

Office, U, K, H. (2012). Admiralty IALA Maritime Buoyage System : Combined cardinal And Lateral System (Red To Port In Region A And Red To Starboard In Region B) (Seventh edition 2012). Inggris: United Kingdom Hydrographic Office.

Gaya MLA

Office, United, Kingdom, Hydrographic. "Admiralty IALA Maritime Buoyage System : Combined cardinal And Lateral System (Red To Port In Region A And Red To Starboard In Region B)". Seventh edition 2012 Inggris: United Kingdom Hydrographic Office, 2012. Text.