TY  - BOOK
AU  - AUVIL,MARY
AU  - ARNTSON,LJAYCE
AU  - SLOCKLER,BARBARA F
TI  - MS\PC-DOS: CONCEPTS, EXERCISES AND APPLICATIONS, 3er ed / 
U1  - 005.4469 
PY  - 1994///
CY  - [S.N] : 
PB  - WADSWORTH PUBLISHING COMPANY ، 
KW  - PC-DOS (COMPUTER FILE)
KW  - MS - DOS ( COMPUTER OPERATING SYSTEM )
KW  - OPERATINGS SYSTEMS COMPUTERS
ER  -