AU  - JONES,GEOFF
AU  - JONES,MARY
AU  - MARCHINGTON,PHILLIP
AU  - ACASTER,DAVID
TI  - BALANCED SCIENCE 2
T2  - BALANCED SCIENCE
SN  - 0521356903
U1  - 500/JON 
PY  - 1994///
CY  - CAMBRIDGE
PB  - CAMBRIDGE UNIVERSITY PRESS
KW  - SCIENCE
KW  - THE EARTH
KW  - HEALTH
KW  - MACHINES AND MOVEMENT
KW  - ELECTRICITY
KW  - RESOURCES
KW  - REFLECTION AND REFRACTION
KW  - GENETICS AND EVOLUTION
KW  - PERIOD TABLE
KW  - ECONOMY
KW  - REPRODUCTION
KW  - IT
ER  -