000			00336nam a2200145Ia 4500
008			200810s9999 xx 000 0 und d
020			_a9788120312685
082			_a530
100			_aKhanna,M.P.
245		0	_aIntroduction to practical physics
250			_a3rd
260			_aNew Delhi _bPHI _c2004
300			_a297 p.
942			_cREF
999			_c34383 _d34383