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 Conference for the Unification of Buoyage and Lighting of Coasts and League of Nations,"Records and texts of the Conference for the Unification of Buoyage and Lighting of Coasts : held at Lisbon, October 6th to 23rd, 1930",,League of Nations,1931,Series of League of Nations publications,,,,https://cir.nii.ac.jp/crid/1130000797954898176