TY  - BOOK
AU  - Busch,David D.
AU  - Busch,David D.
TI  - DOS customized
SN  - 0136551505
PY  - 1987///
CY  - New York
PB  - Brady Books
KW  - PC-DOS (Computer file)
KW  - MS-DOS (Computer file)
N1  - Rev. ed. of: PC-DOS customized. 1985; Includes index
ER  -