000 00406nam a2200169Ia 4500
008 200428s9999||||xx |||||||||||||| ||und||
020 _a81-7371-181-X
_c125
040 _aMAIN
041 _aEnglish
082 _a621.382
_bHEN
100 _aHenderson, Harry
245 _aCommunications and broadcasting
260 _bUniversities Press
_c1999
300 _a136p.
650 _aELECTRONICS
942 _cGB
999 _c3030
_d3030