TY  - BOOK
AU  - Vries,Leonard de
AU  - Woetijne,Joost Van De
AU  - Breeze,Eric G.
TI  - The third book of experiments
U1  - 500 
PY  - 1969///
CY  - London
PB  - John Murray
KW  - Science
KW  - Juvenile literature
ER  -