000 00339nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78E+12
082 _a621
082 _b381 PU
100 _a"Puri, V K"
245 0 _aDigital Electronics Circ
260 _aNew Delhi
260 _bTMH
260 _c1997
300 _a"XIV, 446"
999 _c47765
_d47765