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
"Ruigu, George M. and Schluter, Michael",Fertilizer and seeds demand in Kenya from 1982/83 to 1990/91,,"Institute for Development Studies, University of Nairobi",1986,Discussion paper,,,,https://cir.nii.ac.jp/crid/1130282271561249536