TY  - BOOK
AU  - Hann,Judith
TI  - How science works
SN  - 0863186025            
U1  - 507.8 HAN 
PY  - 1991///
CY  - London, New York, Stuttgart
PB  - Dorling kindersley
KW  - Scientific recreations
N1  - Includes index
ER  -