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 "Tower, Edward",Environmental & natural resource economics,,Eno River Press,1985,"Economics reading lists, course outlines, exams, puzzles & problems",,0880242213,,https://cir.nii.ac.jp/crid/1130282272086587264