000 00246nam a2200121Ia 4500
100 _aGupta SL
245 _aSolid State Physics
250 _a9th
260 _c2005
_bK. Nath & Co.
_aMeerut
300 _axi+616
700 _aKumar V
942 _cBK
999 _c31057
_d31057