TY  - GEN
AU  - Nanayakkara , Nanda Darmapala
TI  - පරිගණක ඉතිහාසය
SN  - 9552034752
U1  - 004.09 
PY  - 1999///
CY  - Colombo
PB  - S.Godage
KW  - COMPUTER SCIENCE - HISTORY
KW  - DATA PROCESSING-HISTORY
KW  - COMPUTER SCIENCE
ER  -