TY  - BOOK
AU  - DAS, S
TI  - UNIX: concepta and applications
SN  - 978-0-07-063546-3
U1  - COMP 001.6425U 
PY  - 2006///
CY  - New Delhi
PB  - Tata McGraw Hill
KW  - UNIX-COMPUTER OPERATING SYSTEM
ER  -