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
"Litecky, Charles R. and Davis, Gordon Bitter",Structured COBOL : a step by step approach,international ed,McGraw-Hill,1987,McGraw-Hill computer science series,,007015788X,,https://cir.nii.ac.jp/crid/1130000798178732800