COBOL programming
Stern, Nancy B
COBOL programming - New York: John Wiley & Sons, Inc., 1970 - xi, 351p.
Programming
COBOL
D 681.3.06 COBOL / L0
COBOL programming - New York: John Wiley & Sons, Inc., 1970 - xi, 351p.
Programming
COBOL
D 681.3.06 COBOL / L0