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. Committee of Experts for the Progressive Codification of International Law,"Report to the Council of the League of Nations on the procedure to be followed in regard to the question of the procedure of international conferences and the procedure for the conclusion and drafting of treaties (questionnaire no. 5), adopted by the Committee at its third session, held in March and April, 1927",,[League of Nations],1927,Publications of the League of Nations,,,,https://cir.nii.ac.jp/crid/1130000794640998528