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 "Piedra, Alberto Martinez",Natural law : the foundation of an orderly economic system,,Lexington Books,2004,Studies in ethics and economics,,"0739109340,0739109499",,https://cir.nii.ac.jp/crid/1130000797087345920