000			00337nam a2200145Ia 4500
008			221102s9999 xx 000 0 und d
020			_a9788121938532
082			_a519.5 AST
100			_aAsthana, B N
245		0	_aElements of statistics
260			_bS Chand _aDelhi _c2011
300			_a350 p.
650			_aStatistics
942			_cBK
999			_c7592 _d7592