000 00321nam a2200145Ia 4500
100 _aGibson/G.V.
650 _aElectrical Engineering
942 _cBK
654 _aT.V. Signal
245 _aClose Circuit T.V. Signal
260 _bBitman Pub.
_aLondon
_c72
082 _a621.3889
300 _a143
546 _aENGLISH
999 _c20723
_d20723