TY  - GEN
AU  - Kannangara ,  M.L.T.
AU  - Jayasinghe , E.M. 
TI  - Physics: advanced eletromagnetism  block 1-A
U1  - 538 
PY  - 1986///
CY  - Nugegoda
PB  - Open University
KW  - MAGNETISM
KW  - PHYSICS
ER  -