TY  - BOOK
ED  - MIlton Keynes.The Open University Press
ED  - MIlton Keynes.The Open University Press
TI  - Understanding space and time
SN  - 0335080014
U1  - 530.11 
PY  - 1979///
CY  - Milton Keynes
PB  - The Open University Press
KW  - Electromagnetism
KW  - Relativity theory
ER  -