000 00335nam a2200133Ia 4500
008 140104s9999 xx 000 0 und d
020 _a9788190691949
082 _a621.381 GUP-B
100 _aGupta J.B.
_9840
245 _aBasic electronics
_c J.B. Gupta
260 _bkatson
_aNew Delhi
_c2020
942 _cBK
999 _c26090
_d26090