TY  - BOOK
AU  - Das, Sumitabha.
TI  - Unix: Concepts and applications 
SN  - 0074630903
U1  - 005.43  2
PY  - 2000///
CY  - New Delhi
PB  - Tata McGraw Hill Publishing Company Ltd
KW  - Understanding the unix command
KW  - General Purpose utilities
KW  - Handling ordinary Files
ER  -