000 00317nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a530
100 _aDevraj Singh
245 2 _aA Textbook of Engineering Physics:Theory and Experiments
250 _a1
260 _bDhanpat Rai & Co.,New Delhi
_c2016
942 _cBK
999 _c29750
_d29750