000 00229nam a2200097Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aDASHORA (PRABHA)
245 0 _aPRACHCAL PHYRICS
260 _bRBD BOOKS
942 _2ddc
_cSCIENCE
999 _c20511
_d20511