TY  - BOOK
AU  - Computer business management 
TI  - Computer step by step to personal computing learning databas 
SN  - 799-8647-710-19 
U1  - 005.74 CBM  
PY  - 1991///
CY  - CBM press 
PB  - Bombay 
KW  - DATA FILES & DATABASE
ER  -