TY  - GEN
AU  - Kernighan, W. Brain
AU  - Pike, Rob
TI  - The Unix programming environment
SN  - 9788120304994
U1  - 005 
PY  - 1984///
CY  - New delhi
PB  - Phi learning private limited
KW  - Unix for beginners
KW  - The file system
KW  - Using the shell
KW  - Filters
N1  - It includes index
ER  -