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.","The reported kill of ducks and geese in Canada and the USA, 1974-82",,"Environment Canada, Canadian Wildlife Service",1985,Occasional paper,,0662138619,,https://cir.nii.ac.jp/crid/1130000796200109312