000 002990000a22001210004500
245 _aPrinciples of PAL colour televison : and related systems
100 _aSims, H.V.
260 _aLondon
_bIliffe
_c1969
300 _a154p. : ill.
080 _a621.397.132
_bS5
041 _aEN
942 _cBK
999 _c113123
_d113123