著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL Great Britain. Hydrographic Department,"Dover Strait pilot : south-east coast of England, Bognor Regis to Southwold North-west coast of Europe, Cap d'Antifer to Scheveningen",8th ed,United Kingdom Hydrographic Office,2008,N.P.,,9780707718736,,https://cir.nii.ac.jp/crid/1130000795313271424