TY  - BOOK
AU  - Ferris, Julie.
AU  - Goldsmith, Mike.
AU  - Graham, Ian.
AU  - MacGill, Sally.
AU  - Mills, Andrea.
AU  - Thomas, Isabel.
AU  - Turner, Matt.
TI  - The big ideas that changed the wold
SN  - 9781409335054
AV  - T 15  .F417 2010
PY  - 2010///
CY  - London
PB  - DK
KW  - Inventions
KW  - History
KW  - Juvenile literature.
ER  -