TY  - BOOK
AU  - Balaguruswamy, E.
TI  - COBOL programming: a self-study text
T2  - Macmillan Series in Computer Science
SN  - 0333-9097-1
PY  - 1989///
CY  - Madras
PB  - Macmillan
KW  - COBOL programming
KW  - Computer programming
ER  -