Stern, Nancy.
Structured cobol programming. - New York : John Wiley & Sons, 1997. - 8th edition. 722p., index. ; cm.
0471183849
COBOL.
QA76.73.C25S839
Structured cobol programming. - New York : John Wiley & Sons, 1997. - 8th edition. 722p., index. ; cm.
0471183849
COBOL.
QA76.73.C25S839