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
"Ching, Lim Sow",An agro-economic study of inter-crops on rubber smallholdings,,"Economics and Planning Division, Rubber Research Institute of Malaya",1969,Report,,,,https://cir.nii.ac.jp/crid/1130282270744360576