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 "Ferris, V. R. and Ferris, J. M. and Tjepkema, J. P.",Genera of freshwater nematodes (nematoda) of Eastern North America,,U.S. Environmental Protection Agency,1973,Biota of freshwater ecosystems identification manual,,,,https://cir.nii.ac.jp/crid/1130285377803419648