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 "Berg, Joyce",The value of communication in agency contracts : theory and experimental evidence,,The Canadian Certified General Accountants' Research Foundation,1990,Research monograph,,091952107X,,https://cir.nii.ac.jp/crid/1130282269789419520