STRUCTURED COBOL PROGRAMMING NINTH EDITION
NANCY STERN AND ROBERT A.STERN2000 年出版766 页ISBN：
STRUCTURED COBOL PROGRAMMING SIXTH EDITION
NANCY STERN AND ROBERT A.STERN1970 年出版763 页ISBN：
OS/2 PRESENTATION MANAGER PROGRAMMING FOR COBOL PROGRAMMERS REVISED EDITION
ROBERT B.CHAPMAN1994 年出版494 页ISBN：
ADVANCED COBOL FOR STRUCTURED AND OBJECT-ORIENTED PROGRAMMING THIRD EDITION
GARY DEWARD BROWN1999 年出版640 页ISBN：0471314811
STRUCTURED COBOL SECOND EDITION
A.S.PHILIPPAKIS LEONARD J.KAZMIER1981 年出版477 页ISBN：0070498016
