000 00232nam a2200097Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aTYAGI (JSHWAN SINGH)
245 0 _aQUANTUM MECHANICS
260 _bPARAGON
942 _2ddc
_cSCIENCE
999 _c19955
_d19955