Shelly, Gary B.
Structured cobol programming. - Cambridge : Course Technology, 2000. - 2nd edition. 536p., index. ; cm.
0789557037
COBOL Programming.
QA76.73.C25S544
Structured cobol programming. - Cambridge : Course Technology, 2000. - 2nd edition. 536p., index. ; cm.
0789557037
COBOL Programming.
QA76.73.C25S544