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
Statistical Office of the European Communities,"Gas prices, 1970-1976 = Prix du gaz, 1970-1976",,Statistical Office of the European Communities,1977,Eurostat,,,,https://cir.nii.ac.jp/crid/1130000794932841856