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
International Civil Aviation Organization,Supplement to the 1970 Global review of the economics of en route air navigation facilities and services,,International Civil Aviation Organization,1974,ICAO circular,,,,https://cir.nii.ac.jp/crid/1130282269573340160