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 Commission of the European Communities,Customs valuation,,Office for Offical Publications of the Europenan Community,1989,"Deadline 92, a frontier-free Europe",,9282588351,,https://cir.nii.ac.jp/crid/1130282273339515264