TY  - BOOK
AU  - SPURGEON,Maureen
AU  - Stefano Sibella
TI  - The Big Book of Inventions
SN  - 0-7097-1576-5
U1  - 600. 
PY  - 2003///
CY  - Inggris
PB  - Brown Watson
KW  - 0
KW  - Grade 10-12
ER  -