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
"Boyd, H. and Smith, G. E. J. and Cooch, F. G.",The lesser snow geese of the eastern Canadian Arctic : their status during 1964-79 and their management from 1981 to 1990,,Canadian Wildlife Service,1982,Occasional paper,,0662118308,,https://cir.nii.ac.jp/crid/1130000795375840896