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
"Ndoye, Ousseynou and Rural Development Forestry Network (Overseas Development Institute)",The markets of non-timber forest products in the Humid Forest Zone of Cameroon,,"Rural Development Forestry Network, Overseas Development Institute",1997,Network paper,,,,https://cir.nii.ac.jp/crid/1130000796916278272