000 00321nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c250/-
040 _aET
100 _aPURI & BABBAR
245 0 _aSOLID STATE PHYSICS
260 _bS.CHAND & COMPANY
_aNEW DELHI
300 _a311
500 _a28781
942 _cBK
999 _c34796
_d34796