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 "Nigam, R. C. (Ramesh Chandra) and India (Republic)",Language handbook on mother tongues in census,,"Office of the Registrar General, India,Manager of Publications",1972,"Census of India, 1971",,,,https://cir.nii.ac.jp/crid/1130000797506713728