000 00295nam a2200121Ia 4500
008 220201s1992 xx 000 0 eng d
041 _aENG
100 _aI.S:3772-1966
245 0 _aPOWER SUPPLIES
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1992
300 _a66
942 _2ddc
999 _c57319
_d57319