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 League of Nations. Advisory and Technical Committee for Communications and Transit and Permanent Committee on Road Traffic and League of Nations,"Minutes of the fifteenth session held at the Geneva from September 4th to 6th, 1930",,League of Nations,1930,Series of League of Nations publications,,,,https://cir.nii.ac.jp/crid/1130000794265894272