TY  - BOOK
AU  - Williams,Al.
TI  - Dos 6, a developer's guide: advanced programming guide to dos 
SN  - 1558513094
AV  - QA76.76.O63  .55 1993
PY  - 1993///
CY  - New York
PB  - M and T Books
KW  - MS -DOS (Computer file )
KW  - PC - DOS (Computer file)
N1  - Rev. edition of : DOS 5, a developer's guide. 1991
ER  -