TY  - BOOK
AU  - DAS, SUMITABHA  
TI  - UNIX CONCEPTS & APPLICATIONS  
T2  - N  
U1  - 005.13/DAS   
PY  - 0000///
CY  - TATA McGRAW HILL, 2007.
PB  - 
N1  - B.TECH
ER  -