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,"Baltic Sea, with Kattegat, Belts and Sound",,"Hydrographic Department, Admiralty",1926,The Admiralty list of lights and visual time signals,,,,https://cir.nii.ac.jp/crid/1130568459099448327