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 United Nations. Economic Commission for Europe and Food and Agriculture Organization of the United Nations,European forest sector outlook study : main report,,United Nations,2005,Geneva timber and forest study papers,,9211169216,,https://cir.nii.ac.jp/crid/1130000794201543424