000 00290nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a620.103
100 _aVidwan Singh Soni
245 0 _aMechanics and Relativity
250 _a2
260 _bPhi Learning, New Delhi
_c2011
942 _cBK
999 _c18668
_d18668