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
"Lyon, Fergus and Afikorah-Danquah, Seth and Agricultural Research and Extension Network","Small-scale seed provision in Ghana : social relations, contracts and institutions for Micro-Enterprise development",,ODI Agricultural Research and Extension Network,1998,Network paper,,0850033888,,https://cir.nii.ac.jp/crid/1130282272583300864