TY  - BOOK
AU  - Graham,Ian
AU  - Elizabeth Miles
TI  - How It Works : The World Of Computer& Communicatio
SN  - 1-899762-47-7
U1  - 004. 
PY  - 1998///
CY  - Singapore
PB  - Horus Editions
KW  - 0
KW  - Grade 7-9
N2  - To knows how to look inside printing, cameras, television, tape, CD, elektronics, telephone, satelits, radios, calculators, computers, etc
ER  -