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 1977 : new beginnings and uncertain ends,,United Nations,1979,Population studies,,,,https://cir.nii.ac.jp/crid/1130000794407962496