TY  - BOOK
AU  - Schildt, Herbert.
TI  - DOS made easy
SN  - 0078818966
U1  - R 004 Sch3d 1993 
PY  - 1993///
CY  - Berkeley : 
PB  - Osborne McGraw-Hill, 
KW  - PC DOS (Computer file);
KW  - MS-DOS (Computer file)
ER  -