TY  - BOOK
AU  - Kernighan, Brian W.
ED  - Pike, Rob
TI  - Unix programming environment
T2  - Prentice-Hall software series
SN  - 0876924992
U1  - 001.6425 18th ed.
PY  - 1993///
CY  - New Delhi
PB  - Prentice-Hall
KW  - UNIX (Operating System)
ER  -