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 "Blakeney, Michael",Extending the protection of geographical indications : case studies of agricultural products in Africa,,Earthscan,2017,Earthscan from Routledge,,9781138097384,,https://cir.nii.ac.jp/crid/1130000797002434176