TY  - BOOK
AU  - Schulman, Andrew
TI  - Undocumented dos ; a programmer's guide to reserved ms-dos functions and data structures
SN  - 0201570645
AV  - QA76.76O63 U499
PY  - 1990///
CY  - Reading, Massachusetts
PB  - Addison-Wesley
KW  - MS-DOS (Sistema operativo de computadora)
ER  -