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 "Geroski, Paul and Gilbert, Richard J. and Jacquemin, Alex (Alexis P.) and Comanor, William S.",Barriers to entry and strategic competition . Competition policy in Europe and North America,,Routledge,2001,Harwood fundamentals of pure and applied economics,,0415269202,,https://cir.nii.ac.jp/crid/1130000795390023808