000			00353nam a2200157Ia 4500
008			210901s1998 xx 000 0 eng d
020			_a8121909090
082			_a530 ARO
100			_aArora, C.L.
245		0	_aPractical physics
250			_a19th
260			_aNew Delhi _bS.Chand _c1998
300			_a629p.
650			_aPhysics
942			_2ddc _cBK
999			_c22549 _d22549