TY  - BOOK
AU  - Collette, Alfred T.
AU  - Chiappetta, Eugene L. (jt. auth)
TI  - Science instruction in the middle and secondary schools
SN  - 0023235519
U1  - 507.1273 
PY  - 1994///
CY  - New York
PB  - Macmillan
KW  - Science-Study and teaching (Secondary)-United States
N1  - Includes bibliography and index
ER  -