000 00274nam a2200109Ia 4500
100 _aBhattacharya N P
942 _cBK
245 _aExemplar instructional materrial for Electronics technolgy
260 _aNCERT, New Delhi
_c1987
082 _a621.381 NCERT
300 _avii,53
999 _c64995
_d64995