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,"Convention for Limiting the Manufacture and Regulating the Distribution of Narcotic Drugs of July 13th, 1931 : estimated world requirements of dangerous drugs in 1941",,League of Nations,1940,Series of League of Nations publications,,,,https://cir.nii.ac.jp/crid/1130000795355498496