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 "Barnard, G. and Food and Agriculture Organization of the United Nations",Identification and appraisal of small-scale rural energy projects : a training guide for agricultural and rural development planners using biogas as a case study example,,Food and Agriculture Organization of the United Nations,1989,Training materials for agricultural planning,,,,https://cir.nii.ac.jp/crid/1130000795946442624