TY  - BOOK
AU  - Silberschatz, Abraham...[et al.]
AU  - Galvin, Peter B. and GaGne, Grey.
TI  - Operating systems concept
SN  - 9788126520510
U1  - 005.43 22
PY  - 2011///
CY  - New Delhi
PB  - John Wiley and Sons
ER  -