TY  - BOOK
AU  - Worth, Thomas.
TI  - Cobol for beginners
SN  - 0876921217
U1  - 005.135  1
PY  - 1985///
CY  - New Delhi
PB  - Prentice Hall of India PVt Ltd
KW  - Serial access file updating
KW  - Job control language
KW  - Usage computational
ER  -