TY  - BOOK
AU  - Chakraborty, Uday K.
AU  - Chakraborty, Uday K.
TI  - Software and system: An introduction
SN  - 81-85814-55-4
U1  - 005.1 
PY  - 1995///
CY  - Allahabad
PB  - Wheeler Publishing
ER  -