TY  - BOOK
AU  - Das Sumitabha
TI  - UNIX concepts and applications Ed 4
SN  - 9780070635463
U1  - 001.6424U DASU 
PY  - 2007///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing Company Ltd.
KW  - UNIX
ER  -