000			00303 a2200133 4500
020			_a9789351611769
040			_bENG
082			_a519.237 GUP
100			_aS.P.Gupta _93339
245			_aStatistical Methods;
250			_a46 ed;
260			_aNew Delhi; _bSultan Chand and Sons: _c1969.
300			_bxxii;
999			_c5256 _d5251