TY  - BOOK
AU  - Das, Sumitabha  
TI  - Unix concepts and applications
SN  - 9780070635463
U1  - 005.282 D2643u4 
PY  - 2006///
CY  - New Delhi
PB  - Tata McGraw hill
KW  - Unix
KW  - Operating system
KW  - Architecture
ER  -