TY  - BOOK
AU  - Yourdon, Edward.
AU  - Gane, Chris.
AU  - Sarson, Trish.
AU  - Lister, Timothy R.
TI  - Learning to programming in structured cobol: part 1and 2 
SN  - 0876922108
U1  - 005.135  1
PY  - 1987///
CY  - New Delhi
PB  - Prentice Hall of India PVt Ltd
KW  - Defining data for the computer
KW  - Developing arithmetic
KW  - Getting data into and out of the computer
ER  -