000 00296nam a22001217a 4500
999 _c12951
_d12951
008 211229b ||||| |||| 00| 0 eng d
100 _91045
_aHughes, E.
245 1 0 _aHughes Electrical technology
260 _aLondon:
_bELBS,
_cc
300 _ax
650 0 _aElectrical Engineering
942 _cBK