TY  - GEN
AU  - Nanayakkara , V.N.D.
TI  - History of computers
SN  - 9552040477
U1  - 004.09 
PY  - 2000///
CY  - Colombo
PB  - S.Godage and Brothers
KW  - COMPUTER SCIENCE-HISTORY
KW  - COMPUTER SCIENCE
KW  - COMPUTERS-HISTORY
ER  -