TY  - BOOK
AU  - Oxlade, Chris
TI  - Hot topics great inventions
SN  - 1-84239-937-3
U1  - 793.73 H797 2006 
PY  - 2006///
CY  - London
PB  - Alligator books limited
KW  - Question and answers
N1  - 793.2
ER  -