000 00286nam a2200121Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _aGupta Sl&Amp;Gupta S
245 0 _aIit Physics Guide
260 _bJaiprakash Nath &co
_c1985
300 _a606p
650 _aPhysics
942 _cREF
999 _c35523
_d35523