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 "Kähkönen, Juha and Santamäki-Vuori, Tuire",On instrument costs in decentralized macroeconomic decision making,,Helsinki School of Economics,1978,Helsingin Kauppakorkeakoulun julkaisuja,,9516991793,,https://cir.nii.ac.jp/crid/1130282268666417408