TY  - GEN
AU  - Lacayo,Richard
AU  - Lacayo,Richard 
TI  - Time 100 ideas that changed the world: historys greatest breakthroughs inventions and theories
SN  - 9781603201704
U1  - 909 
PY  - 2010///
CY  - New York
PB  - Time Books
KW  - WORLD HISTORY
ER  -