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 "Williams, John",Competition and efficiency in international food supply chains : improving food security,,Routledge,2012,Earthscan food and agriculture,,"9780415520713,9780415520720",,https://cir.nii.ac.jp/crid/1130282270692537856