00343nam a2200145Ia 4500 Stern/ nancy & stern/ robert A. BK cobol programming Cobol syntax reference guide John wiley and sons New York 1991 1.6424 STE 74 ENGLISH 28955 28955 0 0 0 0 CRC CRCE CRCE 2023-03-17 Progressive Books 2069 dt 28/10/92 0 1.6424 STE 3991 2023-03-17 1992-10-28 BK