00349nam a2200157Ia 4500008004100000020000900041035001000050082001300060100001900073245003100092250000600123260003600129300000800165500000900173650000900182210723s9999||||xx |||||||||||||| ||und||  aNULL  a25644  a519BCON  aConover, W. J. 0aPractical Non - Parametric  a-  aNew YorkbJohn Wiley & Sons Inc  a493  a2381  a-NA-