000 00270nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
100 _aVasudeva A S
245 2 _aA Textbook of Engineering Physics
250 _a1
260 _bS Chand & Co: New Delhi
_c2008
942 _cBK
999 _c26550
_d26550