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 "Richards, J. F.",The unending frontier : an environmental history of the early modern world,,University of California Press,2003,The California world history library,,0520230752,,https://cir.nii.ac.jp/crid/1130000795703579776