TY  - BOOK
AU  - Hansen, Per Brinch
TI  - Operating systems principles
SN  - 0876921357
U1  - 005.43 
PY  - 1986///
CY  - New Delhi
PB  - ; Prentice Hall Of India
KW  - Computer Science
KW  - Operating Systems
KW  - System Software
ER  -