000 00256nam a2200121Ia 4500
654 _aELEC
100 _aWhittaker.
245 _aArithmatic Of Electrical Engineering.
260 _bPitman
_c1949
082 _bWHI
300 _a290p.
999 _c20977
_d20977
041 _aeng
655 _aD-20
546 _aText in English
300 _c23 cm.