00333nam a2200133Ia 4500008004100000020001800041041000800059082001500067100002000082245002700102250000600129260003800135300002600173210716s2012    xx            000 0 und d  a9788131517598  aeng  a519.5 KELG  aKeller, Gerald.  aManagerial statistics.  a9  aNew DelhibCengage Learningc2012  axxvi,919,A4,B-20,I-10