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
"Gunnarsson, Jan",Production systems and hierarchies of centres : the relationship between spatial and economic structures,,Nijhoff Social Sciences Division,1977,Studies in applied regional science,,9020706888,,https://cir.nii.ac.jp/crid/1130000798330562944