TY  - BOOK
AU  - Bethell, George
AU  - Coppock, David
TI  - Integrated science 1
SN  - 0199142688 (Student bk. 1)
U1  - 500.76 
PY  - 1990///
CY  - Oxfprd
PB  - Oxford University Press
KW  - Science -Study and teaching
ER  -