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 "Khoo, Chian Kim and Singapore. Dept. of Statistics",Income and transport,,Department of Statistics,1981,"Census of population, 1980, Singapore",,9971914085,,https://cir.nii.ac.jp/crid/1130000795668428928