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
"Gyasi, Edwin A. and Uitto, Juha I. and United Nations University. Press","Environment, biodiversity and agricultural change in West Africa : perspectives from Ghana",,United Nations University Press,1997,UNUP,,9280809644,,https://cir.nii.ac.jp/crid/1130282268660896512