000 00309nam a2200121 a 4500
003 EIA
001 1699
942 _02
_2ddc
_cBK
245 _aElements of electrical engineering :
_ba textbook of principles and practices
260 _c1947
008 141112s1947 ck r 000 u spa d
082 _a621.3
_bC771
999 _c4830
_d4830