00270nam a2200109Ia 450000500170000000800410001708200120005810000160007024500260008626000400011230000080015220260224040846.0260224s9999||||xx |||||||||||||| ||und||  a310 HOE  aHoel, P.G.  0aElementary statistics  aNew York: John Wiley & Sons. c1966  a261