000 00274nam a2200121Ia 4500
008 150520s9999||||xx |||||||||||||| ||und||
082 _aBHA
100 _a"Bhatt,YC Sharma, KB "
245 _aPractical Physics
300 _aBHA
600 _aEngineering
942 _2ddc
_cBK
999 _c15718
_d15718