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,North Sea (East) pilot : eastern part of North Sea from Scheveningen to Skagen,4th ed,United Kingdom Gydrographic Office,2002,N.P.,,0707713714,,https://cir.nii.ac.jp/crid/1130000793810702848