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 "Dudgeon, David","Freshwater biodiversity : status, threats and conservation",,Cambridge University Press,2020,"Ecology, biodiversity, and conservation",,9780521745192,,https://cir.nii.ac.jp/crid/1130286983942157832