000 00258nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aBridgeman, Roger
245 0 _aElectronics
250 _a1st Ed.
260 _bKerala Bhasha Institute
_c1974
942 _cBK
999 _c19153
_d19153