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
United Nations. Dept. of International Economic and Social Affairs,Concise report on the world population situation in 1989 : with a special report on population trends and policies in the least developed countries,,United Nations,1991,Population studies,,9211512190,,https://cir.nii.ac.jp/crid/1130000798170003840