TY  - BOOK
AU  - Youngson,Robert M
TI  - the Guinness Encyclopedia of Science
U1  - 500 Y.G 
PY  - 0000///د.ت
CY  - [S.I.]
PB  - Guinness
KW  - Artificial Intelligence
KW  - Computers
KW  - Electricity
KW  - Science
KW  - Science - History
KW  - Waves
ER  -