000 00259nam a22001217a 4500
082 _a621.3 ASH'E
100 _aASHLEY, R
_957203
245 _aELECTRICAL ESTIMATING
250 _a3RD
260 _aNEWYORK
_bMCGRAW HILL
_c1961
300 _a437P
942 _cBK
999 _c567493
_d567493