TY  - BOOK
AU  - Burz, Helen L
AU  - Marshall, Kit (jt. auth)
TI  - Performance-based curriculum for science: : from knowing to showing
SN  - 0803965079
U1  - 507.12 
PY  - 1997///
CY  - Thousand Oaks, California
PB  - Corwin
KW  - Competency-based education
N1  - Includes bibliography
ER  -