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
"Singh, Harbans",Key villages in India(the key village scheme)/ by Harbans Singh,Rev. ed,"Farm Information Unit, Directorate of Extension, Ministry of Food and Agriculture",1961,Farm bulletin,,,,https://cir.nii.ac.jp/crid/1130000794492968064