000 00404nam a22001577a 4500
005 20251108172410.0
008 250721s1980 xx 000 0 eng d
082 1 4 _a621.31/lew
100 1 _alewin, douglas
245 1 0 _alegical design of switiching cricui /
264 1 _anairobi :
_bthe english language book,
_c1980.
300 _a404p
650 1 7 _aelectric
942 _2ddc
_cBK
999 _c78294
_d78294