TY  - BOOK
AU  - Unix system laboratories,  .
TI  - Unix system v Release 4 Programmer`s Reference manual / 
SN  - 0-87692-731-2
U1  - Bvk 
PY  - 2000///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - Computer
ER  -