000			00393nam a2200169Ia 4500
008			220623s9999 xx 000 0 und d
020			_a9788180548628
041			_aeng
082			_aD
100			_aGupta, S. P.
245			_aStatistical methods
250			_a14th ed.
260			_aNew Delhi _bSultan Chand and Sons _c2011
300			_axx, 1425 p
650			_aEconomics
999			_c19031 _d19031
942			_CGB