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
"Katus, Kalev and Puur, Allan and Sakkeus, Luule and United Nations. Economic Commission for Europe and United Nations Population Fund",Fertility and family surveys in countries of the ECE region : standard country report : Estonia,,United Nations,2000,Economic studies,,9211167590,,https://cir.nii.ac.jp/crid/1130000796325833472