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 "Helman, Paul and Veroff, Robert",Walls and mirrors : intermediate problem solving and data structures,Modula-2 ed,Benjamin/Cummings Pub. Co.,1988,The Benjamin/Cummings series in structured programming,,0805389458,,https://cir.nii.ac.jp/crid/1130282271914558208