TY  - BOOK
AU  - Gilbert, John K.
TI  - Constructing worlds through science education : the selected works of John K. Gilbert
SN  - 0-415-35217-7 
U1  - 507 23rd.
PY  - 2005///
CY  - London
PB  - Routledge
KW  - Science-Study and teacing
UR  - www.routledge.com
ER  -