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 Co-operative Retail Services,"Penygraig : a century of co-operative service, 1891-1991",,Co-operative Retail Services,1991,"Co-operative heritage, Wales",,,,https://cir.nii.ac.jp/crid/1130282269746486528