TY  - GEN
AU  - Kernighan, Brian W. 
AU  - Pike, Rob
TI  - The unix programming environment 
SN  - 9789332550254
U1  - 005.432 KER/U 
PY  - 2015///
CY  - Noida
PB  - Pearson 
KW  - UNIX for beginners
ER  -