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. International committee on Intellectual Co-operation,"International committee on Intellectual Co-operation : report by Professor G. de Reynold (Rapporteur) on the work of the twenty=first plenary session of the committee (Geneva, July 17th-22nd, 1939.)",,League of Nations,1939,Series of League of Nations publications,,,,https://cir.nii.ac.jp/crid/1130282271708933888