000 00465nam a22001817a 4500
008 220608b |||||||| |||| 00| 0 eng d
020 _a8121917239
082 _a621.381
_bMEH
100 _aMehta, V. K,
245 _aPrinciples of Electronics
260 _aNew Delhi;
_bS. Chand and company Ltd;
_c2002.
300 _a23:14
_c581
650 _aintroduction
650 _aElectron Emission
650 _aVacuum Tubes
700 _aShalu Mehta
942 _cBK
999 _c270238
_d270238