TY  - BOOK
AU  - Ratcliffe, J. A.
AU  - Appleton, E. V.
TI  - රේඞියෝවේ භෞතික මූලධර්ම
U1  - 621.3841 
PY  - 1975///
CY  - Colombo
PB  - Educational Publications Dept.
KW  - Applied Physics
N1  - "The Physical principles of wireless" krutiye Sinhala parivartanaya
ER  -