TY  - BOOK
AU  - Madnick, Stuart, E Donovan, John, J 
TI  - Operating systems 
SN  - 0-07-463273-6 
U1  - 005.43 DON  
PY  - 2001///
CY  - Tata mcgraw hill 
PB  - New Delhi 
KW  - Operating systems
ER  -