TY  - BOOK
AU  - Roy, M K
TI  - COBOL programming
SN  - 0-07-460318-3
U1  - 510.78 
PY  - 1989///
CY  - New Delhi
PB  - Tata McGraw- Hill Publishing Company
KW  - Mathematics- Computer- assisted instructions
KW  - Mathematics- Programming language- Cobol
ER  -