TY  - GEN
AU  - The Open university 
TI  - The physics of matter: units 12 and 13 electrical properties of solids,unit 14 block 3 revision and consolidation
SN  - 033516207X
U1  - 530.4 
PY  - 1993///
CY  - Keynes
PB  - The Open University
KW  - Physics
KW  - States of matter
ER  -