000 00241 a2200073 4500
245 0 _aBroadcasting Technology-Past, Present and Future /
_c.
710 2 _aInstitution of Electrical Engineering.
_eWydawca
_4pbl
260 _aLondon :
_bIEE,
_c1973.
300 _a104 s.;
_c30 cm.
999 _c4136
_d4136