APPLIED DATABASE LOGIC I:Fundamental Database Issues
1985 年出版334 页ISBN:0130402052
FUNDAMENTALS OF STRUCTURED COBOL
ROBERT C.NICKERSON2222 年出版561 页ISBN:0316606480
STRUCTURED COBOL SECOND EDITION
A.S.PHILIPPAKIS LEONARD J.KAZMIER1981 年出版477 页ISBN:0070498016