TY  - BOOK
AU  - Gabel,Dorothy L.
TI  - Handbook of research on science teaching and larning
SN  - 0028970055
U1  - 507.1 
PY  - 1994///
CY  - New York
PB  - Mancmiilan
KW  - Science
KW  - handbook
KW  - Teaching
KW  - Research handbook
ER  -