TY  - BOOK
AU  - Deitel, Harvey M
AU  - Choffnes, David R.
AU  - Deitel, Paul J
TI  - Operating Systems
SN  - 9788131712894
U1  - 005.43 DEI 
PY  - 2013///
CY  - New Delhi
PB  - Pearson Education Asia
KW  - Operating System
ER  -