TY  - BOOK
AU  - Wijerathne, N.P.
TI  - එක්සෙල් 
SN  - 955-8086-12-6
U1  - 005.4 
PY  - 2000///
CY  - Kottadeniya
PB  - Deltacom Technologies
KW  - Data Processing
KW  - Computer Science
ER  -