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. Economic and Social Commission for Asia and the Pacific,"China,India,Philippines,Sri Lanka,Viet Nam : knowledge and attitudes of grassroots family planning workers about contraceptive methods",,"Economic and Social Commission for Asia and the Pacific,United Nations",1990,Asian population studies series,,,,https://cir.nii.ac.jp/crid/1130000798366326272