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
"Campbell, Ian and United Nations Environment Programme and Consultative Expert Group Meeting on Environmental Impact Assessment (1993 : Paris, France)",Environmental impact assessment : where to from here?,,United Nations Environment Programme,1993,Environmental economics series paper,,,,https://cir.nii.ac.jp/crid/1130000796693284608