000 00278nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.381
100 _aEfy
245 0 _aElectronic projects Vol.19
250 _a1
260 _bEfy Enterprises Pvt Ltd
_c2004
942 _cBK
999 _c10896
_d10896