TY  - BOOK
AU  - Ashleyn ,Ruth .
AU  - Fernandez,Judi N  .
TI  - Teach yourself Unix / 
U1  - 005.432 U 
PY  - 1990///
CY  - New Delhi : 
PB  - B.P.B. Publications , 
KW  - COMPUTER PROGRAM LANGUAGE
N1  - Includes index
ER  -