000 003070000a22001330004500
245 _aElectrical installation calculations vol.1
100 _aWatkins, A.J.
260 _aLondon
_bEdward Arnold
_c1981
300 _a3 v.
500 _a3 vols.
080 _a621.315.3
_bW3
041 _aEN
942 _cBK
999 _c63265
_d63265