TY  - BOOK
AU  - Praveen Babu, G. 
AU  - Narayana, M.V. 
TI  - Computer science: hardware and software-a step-by-step approach 
SN  - 9788178001562
U1  - 004 
PY  - 2008///
CY  - Hyderabad
PB  - BS Publications 
KW  - Computer science
ER  -