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
"Meelu, O. P. and Singh, Yadvinder and Singh, Bijay K. and Food and Agriculture Organization of the United Nations",Green manuring for soil productivity improvement,,Food and Agriculture Organization of the United Nations,1994,World soil resources reports,,9251035156,,https://cir.nii.ac.jp/crid/1130282268694413184