000 00431nam a2200193Ia 4500
008 201126s9999 xx 000 0 und d
041 _aeng
082 _a539 GUP
100 _aGUPTA, S L AND GUPTA, S
245 _aCONCEPTS OF MODERN PHYSICS
250 _aRep
260 _bDHANPAT RAI AND CO.
_c2002
300 _a628
490 _aN
690 _aFET
690 _aAPPLIED SCIENCE
690 _aPHYSICS
999 _c1435
_d1435