000			00297nam a2200133Ia 4500
008			221030s9999 xx 000 0 und d
041			_aEnglish
082			_a105.23
100			_aR. B. V. Narayana
245		0	_aModern Physics _cby R. B. V. Narayana
260			_c0
650			_aB
942			_cBK
999			_c11866 _d11866