TY  - BOOK
AU  - Das, Sumitabha.
TI  - Unix: concepts and applications 
SN  - 9780070635463
U1  - 005.43  4
PY  - 2006///
CY  - New Delhi
PB  - Tata McGraw Hill Publishing Company Ltd
KW  - File system
KW  - Basic file attributes
KW  - Simple filters
ER  -