TY  - BOOK
AU  - Husen, Torsten
AU  - Keeves, John P.
TI  - Issues in Science Education : science competence in a social and ecological context
SN  - 0-08-040801-X
U1  - 507 
PY  - 1991///
CY  - New York
PB  - Pergamon press
KW  - Education Issues
KW  - Science
ER  -