TY  - BOOK
AU  - ERICKSON,FRITZ D.
AU  - VONK,JOHN A.
TI  - COMPUTERS: CONCEPTS, IMPLICATIONS AND APPLICATION WITH DOS 5.0, WORDPERFECT 5.1 LOTUS 1-2-3 RELESSE 2.4, AND DBAS IV 1.5 / 
U1  - 005.713 
PY  - 1994///
CY  - [S.N] : 
PB  - BUSINESS AND EDUCATIONAL TECHNOLOGY ، 
KW  - APPLICATION SOFTWARE
KW  - COMPUTER PROGRM
ER  -