TY  - BOOK
AU  - Whitaker,Jerry C.
TI  - Radio frequency transmission systems: Design and operation 
SN  - 0-07-069620-9
AV  - TK6561 W45
PY  - 1991///
CY  - New York ; México
PB  - McGraw-Hill
KW  - Radio
KW  - Transmisores y transmisión
N1  - "intertext publications"
ER  -