Discovering physics /
Swithenby, Steve.
Ross, Shelagh.
Lambourne, Bob.
Open University.
Open University.S271 Course Team.
Milton Keynes Open University Press,
1982
At head of title: The Open University
Unit 7. Currents and circuits / prepared by Steve Swithenby and Shelagh Ross for the Course Team -- Unit 8. Electrodynamics / prepared by Bob Lambourne for the Course Team.
Physics.