TY  - BOOK
AU  - Bryant, Randal, E Hallaron, David, O 
TI  - Computer systems: A programers perspective 
SN  - 81-297-0026-3 
U1  - 004 BRY  
PY  - 2003///
CY  - Pearson education 
PB  - Delhi 
KW  - COMPUTER SCIENCE
ER  -