TY  - BOOK
AU  - Fraser,Barry J.
AU  - Walberg,Herbert J.
TI  - Improving science education
T2  - Series on contemporary educational issues
SN  - 0226260984
AV  - Q181 I53
U1  - 507/.1/2 20
PY  - 1995///
CY  - Chicago, Illinois
PB  - National Society for the Study of Education, International Academy of Education
KW  - Ciencia
KW  - Estudio y enseñanza
ER  -