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 "Pitchford, J. D.",Some difficulties with the concept of rational expectations,,"Australian National University, Faculty of Economics and Research School of Social Sciences",1984,Working paper,,086831093X,,https://cir.nii.ac.jp/crid/1130000798017101184