000 00304nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c244
040 _aET
100 _aVERMA H C
245 0 _aCONCEPTS OF PHYSICS
260 _bBHARTI BHAWAN
_aPATNA
300 _a-
500 _a7850
942 _cBK
999 _c14189
_d14189