000			00322nam a2200145Ia 4500
008			230915s9999 xx 000 0 und d
082			_a510 PIL
100			_aPillai, R.S.N.
245		0	_aPractical Statistics
260			_aNEW DELHI
260			_bS.CHAND
260			_c2003
300			_a832
650			_aMathematics
999			_c160787 _d160787