000			003340000a22001450004500
060			_a100
082			_a519.5 DAS
100			_aDas, M.N.
245			_aStatisfical methods and concepts
260			_aNewdelhi, Wiley Eastern private Limited
260			_c1989
300			_a256
650			_aStatistics/ mathematics
942			_cBK
999			_c349930 _d349930