TY  - BOOK
AU  - Ingpen, Robert
AU  - Wilkinson, Philip
TI  - Encyclopedia of Ideas that Changed the World:  The Greatest Discoveries and Inventions of Human History
SN  - 1-85028-225-0
U1  - 608(031) 
PY  - 1993///
CY  - Limpsfield
PB  - Dragons World
KW  - Encyclopedia of Ideas
ER  -