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 Food and Agriculture Organization of the United Nations. Commodities and Trade Division and Food and Agriculture Organization of the United Nations,"Coir: economic characteristics, trends and problems",,Food and Agriculture Organization of the United Nations,1969,Commodity bulletin series,,,,https://cir.nii.ac.jp/crid/1130282271537334528