TY  - BOOK
AU  - Radford, Don.
TI  - Change Stage 3: a unit for teachers 
SN  - 0356043460
U1  - 375.5 RAD 
PY  - 1982///
CY  - London
PB  - Macdonald educational
KW  - Science
KW  - Study and teaching (Elementary)
KW  - Great Britain
KW  - Change of state (Physics)
KW  - Science -- Study and teaching (Elementary)
N1  - Includes index
ER  -