TY  - BOOK
AU  - Ritchie,Colin, x
AU  - x
TI  - Operating systems: x
SN  - 8176560197
U1  - 005.1/R688o 
PY  - 2002///
CY  - New Delhi
PB  - BPB pub
KW  - Programming
KW  - Computers
N1  - Includes
ER  -