TY  - BOOK
AU  - Schildt,Herbert
TI  - Teach yourself DOS
SN  - 0078816300
U1  - 005.43 S334 1990 
PY  - 1990///
CY  - Berkeley
PB  - Osborne McGraw-Hill
KW  - Operating systems
KW  - Textbook
N1  - Includes index
ER  -