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
"Locksley, Gareth",A study of the evolution of concentration in the UK data processing industry with some international comparisons,,"Commission of the European Communities,Sold by European Community Information Service",1981,Evolution of concentration and Competition series,,9282525392,,https://cir.nii.ac.jp/crid/1130282272148898048