TY  - BOOK
AU  - Norton,Peter
TI  - Peter Norton's DOS guide revised & expanded
SN  - 08769259310
U1  - 621.38195 
PY  - 1993///.
CY  - New Delhi : 
PB  - Prentice-Hall of India Private Limited, 
KW  - Operating systems (Computers)
KW  - PC-DOS (Computer file)
KW  - MS-DOS (Computer file)
ER  -