TY  - BOOK
AU  - Robbins Judd
TI  - Mastering DOS : the complete tutorial and up-to-date user's guide
SN  - 9813091207
U1  - QA/76.76.063 
PY  - 1988///
CY  - Singapore
PB  - Tech Publications
KW  - MS-DOS (Computer operating system).
KW  - PC-DOS (Computer operating system).
ER  -