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
"Gregersen, Edgar A.",Language in Africa : an introductory survey,,Gordon and Breach,1977,The library of America,,"0677043805,0677043856",,https://cir.nii.ac.jp/crid/1130282270501012096