TY  - BOOK
AU  - Alexander,Dorothy J.
TI  - Nuffield secondary science: an evaluation 
T2  - Schools Council research studies
SN  - 0333168658
U1  - 507.1241 23
PY  - 1974///.
CY  - London: 
PB  - Macmillan, 
KW  - Science
KW  - Study and teaching (Secondary)
KW  - Evaluation
KW  - Great Britain
ER  -