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 Columbia University,"Extension teaching announcement : afternoon, evening, and Saturday classes, Morningside Heights, 1918-1919",,Columbia University,1918,Columbia University bulletin of information,,,,https://cir.nii.ac.jp/crid/1130000795171433088