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 and League of Nations. Advisory Committee on Traffic in Opium and Other Dangerous Drugs,"Minutes of the twenty-third session held at Geneva from June 7th to 24th, 1938",,League of Nations,1938,Series of League of Nations publications,,,,https://cir.nii.ac.jp/crid/1130000795820530432