000			003100000a22001330004500
245			_aElectrical principles for technicians 2
100			_aKnight, S.A.
260			_bNewnes Butterworths _c1978
300			_a128p. : ill.
020			_a0408003251
080			_a621.3 _bK6
041			_aEN
942			_cBK
999			_c115154 _d115154