TY  - BOOK
AU  -  Hahn, Harley .
TI  - Mastering Xenix on the IBM PC AT / 
U1  - 005.432XEN 
PY  - 1986///
CY  - New Delhi : 
PB  - BPB , 
KW  -  Xenix
KW  - IBM PC
KW  - Operating System
KW  - XENIX
KW  - Operating system
ER  -