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 National Sample Survey Organisation,"Economic activities and school attendance by children of India : fifth quinquennial survey, NSS 50th round, 1993-94",,( : In-house reproduction),1997,Report,,,,https://cir.nii.ac.jp/crid/1130282271294016640