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 "Beets, Gijs",Population and family in the low countries 1993 : late fertility and other current issues,,Swets & Zeitlinger,1994,Publications of the Netherlands Interdisciplinary Demographic Institute (N.I.D.I.) and the Population and Family Study Centre (C.B.G.S.),,902651395X,,https://cir.nii.ac.jp/crid/1130282271325568256