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
"Okyere, W. Asenso",The state of the vegetable oil industry of Ghana before the 1980's : an economic survey,,"Institute of Statistical, Social, and Economic Research, University of Ghana",1985,Technical publication series,,,,https://cir.nii.ac.jp/crid/1130282273041060352