000 00536nam a2200181 4500
003 EG-CaIDSC
005 20260407130731.0
008 260407b 00 0 eng d
040 _aمكتبة المركز
_bالعربية
_cمكتبة المركز
_erda
082 _a537
100 _aOWEN,DAVID
_9303
245 _aALTERNATING CURRENT MEASUREMENTS
_bat audio and radio frequencies
260 _aLONDON
_bMETHUEN & LTD
_c1962
336 _atext
_2rdacontent
337 _2rdamedia
338 _2rdacarrier
942 _2ddc
_n0
_cك
999 _c107097
_d107097