TY  - BOOK
AU  - Ross,K.
AU  - Lakin, L. and Callaghan,Peter
TI  - Teaching secondary science: constructing meaning and developing understanding
SN  - 9781853466182
AV  - DUCE Q181.R4416 
PY  - 2000///
CY  - London
PB  - David, Fulton
N1  - Includes bibliography index and references
ER  -