000 00330nam a22001457a 4500
003 OSt
008 201120b ||||| |||| 00| 0 eng d
100 _aDASS,H
245 _aMathematical Physics
260 _aNew Delhi
_bS.Chand
_c2019
300 _a1416
650 _aB.Sc Non Medical
700 _aVERMA,Rama
942 _2ddc
_cBK
999 _c9283
_d9283