TY  - BOOK
AU  - Shader,R.L.
TI  - Amateur radio: theory and practice 
U1  - 621.3841/66/0202 
PY  - 1982///
CY  - New York
PB  - McGraw-Hill Book Com
KW  - Radio
KW  - Vô tuyến điện
KW  - Mechatronics Engineering Technology
KW  - Televisions
ER  -