AU  - SNEDDEN,ROBERT
TI  - SCIENTISTS AND DISCOVERIES
T2  - MICROLIFE
SN  - 0431092761
U1  - 509/SNE 
PY  - 2000///
CY  - OXFORD
PB  - HEINEMANN LIBRARY
KW  - DISCOVERIES IN SCIENCE
KW  - MEDICINE
KW  - INVENTIONS
KW  - JUVENILE LITERATURE
ER  -