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
"Crew, Michael A. and Kleindorfer, Paul R.",The economics of postal service : a research study supported by WIK,,Kluwer Academic Publishers,1992,Topics in regulatory economics and policy series,,0792392744,,https://cir.nii.ac.jp/crid/1130282270130867840