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 "Perrin, W. F.",Variation of spotted and spinner porpoise (genus Stenella) in the Eastern Pacific and Hawaii,,University of California Press,1975,"Bulletin of the Scripps Institution of Oceanography, University of California, San Diego",,0520095278,,https://cir.nii.ac.jp/crid/1130282272502037248